004873

COLOR
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S 4550-B

NCS Natural Colour System
sRGB Model ? COPY
R 0
G 72
B 115
HSL Model ? COPY
H 202°
S 100%
L 23%
CMYK Print ? COPY
C 100
M 37
Y 0
K 55
CIE-Lab ? COPY
L 29.09
a -1.99
b -30.1
CIE-XYZ ? COPY
X 5.41
Y 5.87
Z 17.07
OKLCH (Next-Gen) ? COPY
L 38.7%
C 0.096
H 244
HSB Model ? COPY
H 202°
S 100%
B 45%
HWB Model ? COPY
H 202°
W 0%
B 55%
CIE-LUV ? COPY
L 29.09
u -18.24
v -38.98

WCAG Accessibility Score

Sample Text
9.66
AA: PASS / AAA: PASS
Sample Text
2.17
AA: FAIL / AAA: FAIL

Vision Simulation

Protanopia #1f1f68
Deuteranopia #1b1566
Tritanopia #03605e
Achromatopsia #373737

TINTS

TONES

Physical Match

Closest Standard Match

RAL 5017

SET: 德国RAL-Classic
DELTA E: 1.06

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

Description

B

Developer Handoff

CSS Variables 
:root {
  --s-4550-b: #004873;
}
Tailwind Config 
colors: {
  's-4550-b': '#004873',
}
SCSS / Sass 
$s-4550-b: #004873;
Design Token 
{
    "name": "S 4550-B",
    "value": "#004873"
}

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

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