#603E40#603E40

#603E40 is a dark, muted red. Relative luminance 0.063; OKLCH L 40.4% C 0.048 H 15.6°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#603E40
RGB	rgb(96, 62, 64)
HSL	hsl(356, 22%, 31%)
HSV	hsv(356, 35%, 38%)
CMYK	cmyk(0%, 35.4%, 33.3%, 62.4%)
CIE-LAB	lab(30.16, 15.21, 4.90)
CIE-LCH	lch(30.16, 15.98, 17.84°)
OKLab	oklab(40.38% 0.0462 0.0129)
OKLCH	oklch(40.38% 0.048 15.6)
XYZ	xyz(7.4721, 6.3027, 5.6725)
Luminance	0.0630 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#603E40 #3E605E

analogous

#603E51 #603E40 #604D3E

triadic

#603E40 #40603E #3E4060

tetradic

#603E40 #51603E #3E605E #4D3E60

square

#603E40 #51603E #3E605E #4D3E60

split-complementary

#603E40 #3E604D #3E5160

monochromatic

#160E0E #3B2627 #603E40 #855659 #A57376

Accessibility & contrast

On white

9.29

#603E40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#603E40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #603E40

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##603E40	#FFFFFF	#000000	##FFFFFF
##603E40	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444340

Deuteranopia (green-blind)

#4C4A3F

Tritanopia (blue-blind)

#663B3F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #603e40;
/* rgb */ color: rgb(96, 62, 64);
/* oklch */ color: oklch(40.4% 0.048 15.6);

Tailwind

colors: {
  custom: {
    50: '#8e7374',
    500: '#603e40',
    950: '#000000',
  },
}

SCSS

$custom: #603e40;
$custom-light: #8e7374;
$custom-dark: #000000;

JSON

{
  "hex": "#603e40",
  "rgb": {
    "r": 96,
    "g": 62,
    "b": 64
  },
  "hsl": {
    "h": 356.471,
    "s": 21.519,
    "l": 30.98
  },
  "oklch": {
    "l": 0.40378,
    "c": 0.04796,
    "h": 15.6
  },
  "luminance": 0.06302
}

Semantic roles & 50–950 ramp

primary

#603E40

secondary

#6A908D

accent

#BEB96A

background

#F8F7F7

surface

#F0EDED

border

#CBC8C8

text

#0C0808

muted

#7D7B7B

Preview Lab

Preview with #603E40

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

Preview Lab → · Contrast checker → · Palette generator →