646A71

COLOR
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S 6005-R80B

NCS Natural Colour System
sRGB Model ? COPY
R 100
G 106
B 113
HSL Model ? COPY
H 212°
S 6%
L 42%
CMYK Print ? COPY
C 12
M 6
Y 0
K 56
CIE-Lab ? COPY
L 44.53
a -0.75
b -4.7
CIE-XYZ ? COPY
X 13.39
Y 14.21
Z 17.66
OKLCH (Next-Gen) ? COPY
L 52.15%
C 0.013
H 252.2
HSB Model ? COPY
H 212°
S 12%
B 44%
HWB Model ? COPY
H 212°
W 39%
B 56%
CIE-LUV ? COPY
L 44.53
u -3.6
v -6.25

WCAG Accessibility Score

Sample Text
5.47
AA: PASS / AAA: FAIL
Sample Text
3.84
AA: FAIL / AAA: FAIL

Vision Simulation

Protanopia #66666f
Deuteranopia #66656e
Tritanopia #646d6d
Achromatopsia #696969

TINTS

TONES

Physical Match

Closest Standard Match

RAL 260 40 05

SET: 德国RAL-Design
DELTA E: 0.98

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

R80B

Developer Handoff

CSS Variables 
:root {
  --s-6005-r80b: #646A71;
}
Tailwind Config 
colors: {
  's-6005-r80b': '#646A71',
}
SCSS / Sass 
$s-6005-r80b: #646A71;
Design Token 
{
    "name": "S 6005-R80B",
    "value": "#646A71"
}

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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RAL 260 40 05
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