#42584C#42584C

#42584C is a dark, muted green. Relative luminance 0.087; OKLCH L 43.8% C 0.033 H 160.8°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#42584C
RGB	rgb(66, 88, 76)
HSL	hsl(147, 14%, 30%)
HSV	hsv(147, 25%, 35%)
CMYK	cmyk(25%, 0%, 13.6%, 65.5%)
CIE-LAB	lab(35.32, -11.22, 4.24)
CIE-LCH	lch(35.32, 11.99, 159.29°)
OKLab	oklab(43.83% -0.0315 0.011)
OKLCH	oklch(43.83% 0.033 160.8)
XYZ	xyz(7.0406, 8.6593, 8.1365)
Luminance	0.0866 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42584C #58424E

analogous

#435842 #42584C #425857

triadic

#42584C #4C4258 #584C42

tetradic

#42584C #424358 #58424E #585742

square

#42584C #424358 #58424E #585742

split-complementary

#42584C #574258 #584243

monochromatic

#0E1210 #28352E #42584C #5C7B6A #7A9B89

Accessibility & contrast

On white

7.69

#42584C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#42584C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42584C

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42584C	#FFFFFF	#000000	##FFFFFF
##42584C	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57554B

Deuteranopia (green-blind)

#53524D

Tritanopia (blue-blind)

#3E5854

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #42584c;
/* rgb */ color: rgb(66, 88, 76);
/* oklch */ color: oklch(43.8% 0.033 160.8);

Tailwind

colors: {
  custom: {
    50: '#77877e',
    500: '#42584c',
    950: '#000000',
  },
}

SCSS

$custom: #42584c;
$custom-light: #77877e;
$custom-dark: #000000;

JSON

{
  "hex": "#42584c",
  "rgb": {
    "r": 66,
    "g": 88,
    "b": 76
  },
  "hsl": {
    "h": 147.273,
    "s": 14.286,
    "l": 30.196
  },
  "oklch": {
    "l": 0.43832,
    "c": 0.03336,
    "h": 160.8
  },
  "luminance": 0.0866
}

Semantic roles & 50–950 ramp

primary

#42584C

secondary

#876F7C

accent

#7197B7

background

#F7F8F7

surface

#EDEFEE

border

#C8CAC9

text

#080B09

muted

#7B7C7B

Preview Lab

Preview with #42584C

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

Preview Lab → · Contrast checker → · Palette generator →