#581711#581711

#581711 is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.2% C 0.097 H 29.0°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#581711
RGB	rgb(88, 23, 17)
HSL	hsl(5, 68%, 21%)
HSV	hsv(5, 81%, 35%)
CMYK	cmyk(0%, 73.9%, 80.7%, 65.5%)
CIE-LAB	lab(18.92, 29.45, 20.85)
CIE-LCH	lch(18.92, 36.08, 35.30°)
OKLab	oklab(31.23% 0.0846 0.0469)
OKLCH	oklch(31.23% 0.097 29)
XYZ	xyz(4.4326, 2.7286, 0.8235)
Luminance	0.0273 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581711 #115258

analogous

#58112E #581711 #583A11

triadic

#581711 #115817 #171158

tetradic

#581711 #2E5811 #115258 #3A1158

square

#581711 #2E5811 #115258 #3A1158

split-complementary

#581711 #11583A #112E58

monochromatic

#1A0705 #250A07 #581711 #8B241B #BF3225

Accessibility & contrast

On white

13.59

#581711 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#581711 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581711

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581711	#FFFFFF	#000000	##FFFFFF
##581711	1.00	13.59	1.55	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2510

Deuteranopia (green-blind)

#3A330F

Tritanopia (blue-blind)

#620416

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #581711;
/* rgb */ color: rgb(88, 23, 17);
/* oklch */ color: oklch(31.2% 0.097 29.0);

Tailwind

colors: {
  custom: {
    50: '#8d594f',
    500: '#581711',
    950: '#000000',
  },
}

SCSS

$custom: #581711;
$custom-light: #8d594f;
$custom-dark: #000000;

JSON

{
  "hex": "#581711",
  "rgb": {
    "r": 88,
    "g": 23,
    "b": 17
  },
  "hsl": {
    "h": 5.07,
    "s": 67.619,
    "l": 20.588
  },
  "oklch": {
    "l": 0.31234,
    "c": 0.0967,
    "h": 29
  },
  "luminance": 0.02728
}

Semantic roles & 50–950 ramp

primary

#581711

secondary

#348991

accent

#DCEA3D

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0402

muted

#7E7978

Preview Lab

Preview with #581711

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

Preview Lab → · Contrast checker → · Palette generator →