#42524B#42524B

#42524B is a dark, muted teal. Relative luminance 0.077; OKLCH L 42.3% C 0.023 H 166.9°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#42524B
RGB	rgb(66, 82, 75)
HSL	hsl(154, 11%, 29%)
HSV	hsv(154, 20%, 32%)
CMYK	cmyk(19.5%, 0%, 8.5%, 67.8%)
CIE-LAB	lab(33.35, -7.90, 2.04)
CIE-LCH	lch(33.35, 8.16, 165.55°)
OKLab	oklab(42.25% -0.0226 0.0053)
OKLCH	oklch(42.25% 0.023 166.9)
XYZ	xyz(6.5337, 7.7007, 7.7974)
Luminance	0.0770 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42524B #524249

analogous

#425243 #42524B #425152

triadic

#42524B #4B4252 #524B42

tetradic

#42524B #434252 #524249 #515242

square

#42524B #434252 #524249 #515242

split-complementary

#42524B #524251 #524342

monochromatic

#0E1110 #27302C #42524B #5D746A #7A9489

Accessibility & contrast

On white

8.27

#42524B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#42524B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42524B

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42524B	#FFFFFF	#000000	##FFFFFF
##42524B	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51504B

Deuteranopia (green-blind)

#4E4E4B

Tritanopia (blue-blind)

#3F5250

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #42524b;
/* rgb */ color: rgb(66, 82, 75);
/* oklch */ color: oklch(42.3% 0.023 166.9);

Tailwind

colors: {
  custom: {
    50: '#76827d',
    500: '#42524b',
    950: '#000000',
  },
}

SCSS

$custom: #42524b;
$custom-light: #76827d;
$custom-dark: #000000;

JSON

{
  "hex": "#42524b",
  "rgb": {
    "r": 66,
    "g": 82,
    "b": 75
  },
  "hsl": {
    "h": 153.75,
    "s": 10.811,
    "l": 29.02
  },
  "oklch": {
    "l": 0.42253,
    "c": 0.02317,
    "h": 166.9
  },
  "luminance": 0.07701
}

Semantic roles & 50–950 ramp

primary

#42524B

secondary

#816F77

accent

#7490B4

background

#F7F7F7

surface

#EDEEEE

border

#C8C9C9

text

#080A09

muted

#7B7C7B

Preview Lab

Preview with #42524B

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

Preview Lab → · Contrast checker → · Palette generator →