#651B23#651B23

#651B23 is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.5% C 0.105 H 18.6°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#651B23
RGB	rgb(101, 27, 35)
HSL	hsl(354, 58%, 25%)
HSV	hsv(354, 73%, 40%)
CMYK	cmyk(0%, 73.3%, 65.3%, 60.4%)
CIE-LAB	lab(22.56, 33.58, 13.89)
CIE-LCH	lch(22.56, 36.34, 22.48°)
OKLab	oklab(34.54% 0.1 0.0336)
OKLCH	oklch(34.54% 0.105 18.6)
XYZ	xyz(6.0627, 3.6728, 1.9795)
Luminance	0.0367 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#651B23 #1B655D

analogous

#651B48 #651B23 #65381B

triadic

#651B23 #23651B #1B2365

tetradic

#651B23 #48651B #1B655D #381B65

square

#651B23 #48651B #1B655D #381B65

split-complementary

#651B23 #1B6538 #1B4865

monochromatic

#180608 #350E12 #651B23 #952834 #C63544

Accessibility & contrast

On white

12.11

#651B23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#651B23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #651B23

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##651B23	#FFFFFF	#000000	##FFFFFF
##651B23	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2C23

Deuteranopia (green-blind)

#413C21

Tritanopia (blue-blind)

#6F081E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #651b23;
/* rgb */ color: rgb(101, 27, 35);
/* oklch */ color: oklch(34.5% 0.105 18.6);

Tailwind

colors: {
  custom: {
    50: '#965d5d',
    500: '#651b23',
    950: '#000000',
  },
}

SCSS

$custom: #651b23;
$custom-light: #965d5d;
$custom-dark: #000000;

JSON

{
  "hex": "#651b23",
  "rgb": {
    "r": 101,
    "g": 27,
    "b": 35
  },
  "hsl": {
    "h": 353.514,
    "s": 57.813,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34545,
    "c": 0.10548,
    "h": 18.6
  },
  "luminance": 0.03672
}

Semantic roles & 50–950 ramp

primary

#651B23

secondary

#419A91

accent

#E1D047

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #651B23

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

Preview Lab → · Contrast checker → · Palette generator →