#591B25#591B25

#591B25 is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.4% C 0.091 H 14.3°. Best body text is #FFFFFF at 13.06:1 contrast (WCAG AA passes).

Color values

HEX	#591B25
RGB	rgb(89, 27, 37)
HSL	hsl(350, 53%, 23%)
HSV	hsv(350, 70%, 35%)
CMYK	cmyk(0%, 69.7%, 58.4%, 65.1%)
CIE-LAB	lab(20.21, 29.32, 8.95)
CIE-LCH	lch(20.21, 30.66, 16.98°)
OKLab	oklab(32.36% 0.0883 0.0225)
OKLCH	oklch(32.36% 0.091 14.3)
XYZ	xyz(4.8461, 3.0419, 2.0819)
Luminance	0.0304 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591B25 #1B594F

analogous

#591B44 #591B25 #59301B

triadic

#591B25 #25591B #1B2559

tetradic

#591B25 #44591B #1B594F #301B59

square

#591B25 #44591B #1B594F #301B59

split-complementary

#591B25 #1B5930 #1B4459

monochromatic

#17070A #2A0D11 #591B25 #882939 #B7374C

Accessibility & contrast

On white

13.06

#591B25 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#591B25 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591B25

13.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591B25	#FFFFFF	#000000	##FFFFFF
##591B25	1.00	13.06	1.61	13.06
#FFFFFF	13.06	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2925

Deuteranopia (green-blind)

#3A3523

Tritanopia (blue-blind)

#62101F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #591b25;
/* rgb */ color: rgb(89, 27, 37);
/* oklch */ color: oklch(32.4% 0.091 14.3);

Tailwind

colors: {
  custom: {
    50: '#8c5b5f',
    500: '#591b25',
    950: '#000000',
  },
}

SCSS

$custom: #591b25;
$custom-light: #8c5b5f;
$custom-dark: #000000;

JSON

{
  "hex": "#591b25",
  "rgb": {
    "r": 89,
    "g": 27,
    "b": 37
  },
  "hsl": {
    "h": 350.323,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.32359,
    "c": 0.09114,
    "h": 14.3
  },
  "luminance": 0.03041
}

Semantic roles & 50–950 ramp

primary

#591B25

secondary

#418F82

accent

#DDC54B

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0404

muted

#7E7979

Preview Lab

Preview with #591B25

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

Preview Lab → · Contrast checker → · Palette generator →