#42485C#42485C

#42485C is a dark, muted blue. Relative luminance 0.066; OKLCH L 40.4% C 0.035 H 271.8°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#42485C
RGB	rgb(66, 72, 92)
HSL	hsl(226, 16%, 31%)
HSV	hsv(226, 28%, 36%)
CMYK	cmyk(28.3%, 21.7%, 0%, 63.9%)
CIE-LAB	lab(30.80, 2.71, -12.60)
CIE-LCH	lch(30.80, 12.89, 282.15°)
OKLab	oklab(40.44% 0.0011 -0.0346)
OKLCH	oklch(40.44% 0.035 271.8)
XYZ	xyz(6.4954, 6.5655, 11.0482)
Luminance	0.0657 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42485C #5C5642

analogous

#42555C #42485C #49425C

triadic

#42485C #5C4248 #485C42

tetradic

#42485C #5C4255 #5C5642 #425C49

square

#42485C #5C4255 #5C5642 #425C49

split-complementary

#42485C #5C4942 #555C42

monochromatic

#0F1015 #282C38 #42485C #5C6480 #79829F

Accessibility & contrast

On white

9.08

#42485C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#42485C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42485C

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42485C	#FFFFFF	#000000	##FFFFFF
##42485C	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424A5D

Deuteranopia (green-blind)

#40485C

Tritanopia (blue-blind)

#3B4C4F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #42485c;
/* rgb */ color: rgb(66, 72, 92);
/* oklch */ color: oklch(40.4% 0.035 271.8);

Tailwind

colors: {
  custom: {
    50: '#777a8a',
    500: '#42485c',
    950: '#000000',
  },
}

SCSS

$custom: #42485c;
$custom-light: #777a8a;
$custom-dark: #000000;

JSON

{
  "hex": "#42485c",
  "rgb": {
    "r": 66,
    "g": 72,
    "b": 92
  },
  "hsl": {
    "h": 226.154,
    "s": 16.456,
    "l": 30.98
  },
  "oklch": {
    "l": 0.40436,
    "c": 0.03462,
    "h": 271.8
  },
  "luminance": 0.06566
}

Semantic roles & 50–950 ramp

primary

#42485C

secondary

#8B856F

accent

#A86FB9

background

#F7F7F8

surface

#EDEDF0

border

#C8C8CB

text

#08090B

muted

#7B7B7C

Preview Lab

Preview with #42485C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →