B3B5B5

COLOR
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421 U

Pantone Solid Uncoated / Formula Guide Solid Uncoated
sRGB Model ? COPY
R 179
G 181
B 181
HSL Model ? COPY
H 180°
S 1%
L 71%
CMYK Print ? COPY
C 1
M 0
Y 0
K 29
CIE-Lab ? COPY
L 73.52
a -0.7
b -0.25
CIE-XYZ ? COPY
X 43.45
Y 45.97
Z 50.3
OKLCH (Next-Gen) ? COPY
L 77.15%
C 0.002
H 197.1
HSB Model ? COPY
H 180°
S 1%
B 71%
HWB Model ? COPY
H 180°
W 70%
B 29%
CIE-LUV ? COPY
L 73.52
u -1.13
v -0.26

WCAG Accessibility Score

Sample Text
2.06
AA: FAIL / AAA: FAIL
Sample Text
10.19
AA: PASS / AAA: PASS

Vision Simulation

Protanopia #b3b3b5
Deuteranopia #b3b3b5
Tritanopia #b3b5b5
Achromatopsia #b4b4b4

TINTS

TONES

Physical Match

Closest Standard Match

Cool Gray 5 C

SET: 潘通专色铜版色卡
DELTA E: 0.55

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 {
  --421-u: #B3B5B5;
}
Tailwind Config 
colors: {
  '421-u': '#B3B5B5',
}
SCSS / Sass 
$421-u: #B3B5B5;
Design Token 
{
    "name": "421 U",
    "value": "#B3B5B5"
}

UI Application / Simulation

Real-time UI Preview

View the actual rendering effect of this color in dashboards, mobile apps, chat interfaces, calendars, etc.
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Open UI Kit

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