#641C2E#641C2E

#641C2E is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.8% C 0.104 H 9.4°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#641C2E
RGB	rgb(100, 28, 46)
HSL	hsl(345, 56%, 25%)
HSV	hsv(345, 72%, 39%)
CMYK	cmyk(0%, 72%, 54%, 60.8%)
CIE-LAB	lab(22.79, 33.71, 6.59)
CIE-LCH	lch(22.79, 34.35, 11.06°)
OKLab	oklab(34.76% 0.1024 0.0169)
OKLCH	oklch(34.76% 0.104 9.4)
XYZ	xyz(6.1644, 3.7379, 2.9811)
Luminance	0.0374 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C2E #1C6452

analogous

#641C52 #641C2E #642E1C

triadic

#641C2E #2E641C #1C2E64

tetradic

#641C2E #52641C #1C6452 #2E1C64

square

#641C2E #52641C #1C6452 #2E1C64

split-complementary

#641C2E #1C642E #1C5264

monochromatic

#18070B #340F18 #641C2E #942944 #C4375A

Accessibility & contrast

On white

12.02

#641C2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#641C2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C2E

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C2E	#FFFFFF	#000000	##FFFFFF
##641C2E	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2D2E

Deuteranopia (green-blind)

#403C2C

Tritanopia (blue-blind)

#6D0F23

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #641c2e;
/* rgb */ color: rgb(100, 28, 46);
/* oklch */ color: oklch(34.8% 0.104 9.4);

Tailwind

colors: {
  custom: {
    50: '#945e66',
    500: '#641c2e',
    950: '#000000',
  },
}

SCSS

$custom: #641c2e;
$custom-light: #945e66;
$custom-dark: #000000;

JSON

{
  "hex": "#641c2e",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 46
  },
  "hsl": {
    "h": 345,
    "s": 56.25,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34762,
    "c": 0.10376,
    "h": 9.4
  },
  "luminance": 0.03737
}

Semantic roles & 50–950 ramp

primary

#641C2E

secondary

#439984

accent

#E0BA48

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0405

muted

#7E797A

Preview Lab

Preview with #641C2E

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

Preview Lab → · Contrast checker → · Palette generator →