#65171B#65171B

#65171B is a dark, moderate red. Relative luminance 0.035; OKLCH L 33.9% C 0.110 H 22.7°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#65171B
RGB	rgb(101, 23, 27)
HSL	hsl(357, 63%, 24%)
HSV	hsv(357, 77%, 40%)
CMYK	cmyk(0%, 77.2%, 73.3%, 60.4%)
CIE-LAB	lab(21.80, 34.74, 18.37)
CIE-LCH	lch(21.80, 39.29, 27.87°)
OKLab	oklab(33.93% 0.1019 0.0427)
OKLCH	oklch(33.93% 0.11 22.7)
XYZ	xyz(5.8717, 3.4595, 1.3953)
Luminance	0.0346 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#65171B #176561

analogous

#651742 #65171B #653A17

triadic

#65171B #1B6517 #171B65

tetradic

#65171B #426517 #176561 #3A1765

square

#65171B #426517 #176561 #3A1765

split-complementary

#65171B #17653A #174265

monochromatic

#190607 #330C0E #65171B #972228 #C92E36

Accessibility & contrast

On white

12.41

#65171B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#65171B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #65171B

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##65171B	#FFFFFF	#000000	##FFFFFF
##65171B	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2A1A

Deuteranopia (green-blind)

#413A19

Tritanopia (blue-blind)

#700019

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #65171b;
/* rgb */ color: rgb(101, 23, 27);
/* oklch */ color: oklch(33.9% 0.110 22.7);

Tailwind

colors: {
  custom: {
    50: '#975b57',
    500: '#65171b',
    950: '#000000',
  },
}

SCSS

$custom: #65171b;
$custom-light: #975b57;
$custom-dark: #000000;

JSON

{
  "hex": "#65171b",
  "rgb": {
    "r": 101,
    "g": 23,
    "b": 27
  },
  "hsl": {
    "h": 356.923,
    "s": 62.903,
    "l": 24.314
  },
  "oklch": {
    "l": 0.33929,
    "c": 0.11044,
    "h": 22.7
  },
  "luminance": 0.03459
}

Semantic roles & 50–950 ramp

primary

#65171B

secondary

#3C9B97

accent

#E6DE42

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0403

muted

#7E7978

Preview Lab

Preview with #65171B

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

Preview Lab → · Contrast checker → · Palette generator →