#613131#613131

#613131 is a dark, moderate red. Relative luminance 0.050; OKLCH L 37.6% C 0.070 H 20.9°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#613131
RGB	rgb(97, 49, 49)
HSL	hsl(0, 33%, 29%)
HSV	hsv(0, 49%, 38%)
CMYK	cmyk(0%, 49.5%, 49.5%, 62%)
CIE-LAB	lab(26.62, 21.62, 9.80)
CIE-LCH	lch(26.62, 23.74, 24.38°)
OKLab	oklab(37.57% 0.065 0.0248)
OKLCH	oklch(37.57% 0.07 20.9)
XYZ	xyz(6.5829, 4.9604, 3.5159)
Luminance	0.0496 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#613131 #316161

analogous

#613149 #613131 #614931

triadic

#613131 #316131 #313161

tetradic

#613131 #496131 #316161 #493161

square

#613131 #496131 #316161 #493161

split-complementary

#613131 #316149 #314961

monochromatic

#140A0A #381C1C #613131 #8A4646 #AE5E5E

Accessibility & contrast

On white

10.54

#613131 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#613131 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #613131

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##613131	#FFFFFF	#000000	##FFFFFF
##613131	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3931

Deuteranopia (green-blind)

#474330

Tritanopia (blue-blind)

#692B31

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #613131;
/* rgb */ color: rgb(97, 49, 49);
/* oklch */ color: oklch(37.6% 0.070 20.9);

Tailwind

colors: {
  custom: {
    50: '#906a69',
    500: '#613131',
    950: '#000000',
  },
}

SCSS

$custom: #613131;
$custom-light: #906a69;
$custom-dark: #000000;

JSON

{
  "hex": "#613131",
  "rgb": {
    "r": 97,
    "g": 49,
    "b": 49
  },
  "hsl": {
    "h": 0,
    "s": 32.877,
    "l": 28.627
  },
  "oklch": {
    "l": 0.3757,
    "c": 0.06957,
    "h": 20.9
  },
  "luminance": 0.0496
}

Semantic roles & 50–950 ramp

primary

#613131

secondary

#5C9292

accent

#C9C95F

background

#F9F6F6

surface

#F1EBEB

border

#CBC6C6

text

#0D0606

muted

#7E7A7A

Preview Lab

Preview with #613131

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

Preview Lab → · Contrast checker → · Palette generator →