45554A

COLOR
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Youlu

Hua Color Dictionary / youlu
sRGB Model ? COPY
R 69
G 85
B 74
HSL Model ? COPY
H 139°
S 10%
L 30%
CMYK Print ? COPY
C 19
M 0
Y 13
K 67
CIE-Lab ? COPY
L 34.51
a -8.75
b 4.36
CIE-XYZ ? COPY
X 6.94
Y 8.26
Z 7.71
OKLCH (Next-Gen) ? COPY
L 43.22%
C 0.027
H 155.1
HSB Model ? COPY
H 139°
S 19%
B 33%
HWB Model ? COPY
H 139°
W 27%
B 67%
CIE-LUV ? COPY
L 34.51
u -7.85
v 6.5

WCAG Accessibility Score

Sample Text
7.92
AA: PASS / AAA: PASS
Sample Text
2.65
AA: FAIL / AAA: FAIL

Vision Simulation

Protanopia #4b4c4c
Deuteranopia #4b494d
Tritanopia #454e4f
Achromatopsia #4e4e4e

TINTS

TONES

Physical Match

Closest Standard Match

19-5621 TCX

SET: 潘通时尚家居棉织品通用色卡
DELTA E: 1.07

HARMONIES

Complementary
Analogous
Split Complementary
Triadic
Tetradic
Monochromatic

Smart Gradients

COPY CSS
Basic Light
COPY CSS
Deep Gravity
COPY CSS
Aurora Flow
COPY CSS
Cyber Clash
COPY CSS
Soft Mist

Developer Handoff

CSS Variables 
:root {
  --youlu: #45554A;
}
Tailwind Config 
colors: {
  'youlu': '#45554A',
}
SCSS / Sass 
$youlu: #45554A;
Design Token 
{
    "name": "Youlu",
    "value": "#45554A"
}

UI Application / Simulation

Real-time UI Preview

View the actual rendering effect of this color in dashboards, mobile apps, chat interfaces, calendars, etc.
Click to open full-screen immersive preview.

Open UI Kit

Similar Colors

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19-5621 TCX
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2.5G2/4
#44544C
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#48554A