#641B2F#641B2F

#641B2F is a dark, moderate pink. Relative luminance 0.037; OKLCH L 34.7% C 0.105 H 8.1°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#641B2F
RGB	rgb(100, 27, 47)
HSL	hsl(344, 57%, 25%)
HSV	hsv(344, 73%, 39%)
CMYK	cmyk(0%, 73%, 53%, 60.8%)
CIE-LAB	lab(22.65, 34.25, 5.71)
CIE-LCH	lch(22.65, 34.73, 9.47°)
OKLab	oklab(34.67% 0.1042 0.0148)
OKLCH	oklch(34.67% 0.105 8.1)
XYZ	xyz(6.1611, 3.6992, 3.0784)
Luminance	0.0370 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641B2F #1B6450

analogous

#641B53 #641B2F #642C1B

triadic

#641B2F #2F641B #1B2F64

tetradic

#641B2F #53641B #1B6450 #2C1B64

square

#641B2F #53641B #1B6450 #2C1B64

split-complementary

#641B2F #1B642C #1B5364

monochromatic

#18070B #340E18 #641B2F #942846 #C4355C

Accessibility & contrast

On white

12.07

#641B2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#641B2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641B2F

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641B2F	#FFFFFF	#000000	##FFFFFF
##641B2F	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2D2F

Deuteranopia (green-blind)

#3F3B2D

Tritanopia (blue-blind)

#6D0E23

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #641b2f;
/* rgb */ color: rgb(100, 27, 47);
/* oklch */ color: oklch(34.7% 0.105 8.1);

Tailwind

colors: {
  custom: {
    50: '#945d67',
    500: '#641b2f',
    950: '#000000',
  },
}

SCSS

$custom: #641b2f;
$custom-light: #945d67;
$custom-dark: #000000;

JSON

{
  "hex": "#641b2f",
  "rgb": {
    "r": 100,
    "g": 27,
    "b": 47
  },
  "hsl": {
    "h": 343.562,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.34672,
    "c": 0.10526,
    "h": 8.1
  },
  "luminance": 0.03698
}

Semantic roles & 50–950 ramp

primary

#641B2F

secondary

#419981

accent

#E1B747

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0406

muted

#7E797A

Preview Lab

Preview with #641B2F

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

Preview Lab → · Contrast checker → · Palette generator →