#641A2A#641A2A

#641A2A is a dark, moderate red. Relative luminance 0.036; OKLCH L 34.4% C 0.106 H 12.0°. Best body text is #FFFFFF at 12.19:1 contrast (WCAG AA passes).

Color values

HEX	#641A2A
RGB	rgb(100, 26, 42)
HSL	hsl(347, 59%, 25%)
HSV	hsv(347, 74%, 39%)
CMYK	cmyk(0%, 74%, 58%, 60.8%)
CIE-LAB	lab(22.36, 34.22, 8.77)
CIE-LCH	lch(22.36, 35.33, 14.37°)
OKLab	oklab(34.41% 0.1035 0.0221)
OKLCH	oklch(34.41% 0.106 12)
XYZ	xyz(6.0434, 3.6161, 2.5698)
Luminance	0.0362 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641A2A #1A6454

analogous

#641A4F #641A2A #642F1A

triadic

#641A2A #2A641A #1A2A64

tetradic

#641A2A #4F641A #1A6454 #2F1A64

square

#641A2A #4F641A #1A6454 #2F1A64

split-complementary

#641A2A #1A642F #1A4F64

monochromatic

#18060A #330D16 #641A2A #95273E #C53353

Accessibility & contrast

On white

12.19

#641A2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#641A2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641A2A

12.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641A2A	#FFFFFF	#000000	##FFFFFF
##641A2A	1.00	12.19	1.72	12.19
#FFFFFF	12.19	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2C2A

Deuteranopia (green-blind)

#3F3B28

Tritanopia (blue-blind)

#6E0A20

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #641a2a;
/* rgb */ color: rgb(100, 26, 42);
/* oklch */ color: oklch(34.4% 0.106 12.0);

Tailwind

colors: {
  custom: {
    50: '#955c63',
    500: '#641a2a',
    950: '#000000',
  },
}

SCSS

$custom: #641a2a;
$custom-light: #955c63;
$custom-dark: #000000;

JSON

{
  "hex": "#641a2a",
  "rgb": {
    "r": 100,
    "g": 26,
    "b": 42
  },
  "hsl": {
    "h": 347.027,
    "s": 58.73,
    "l": 24.706
  },
  "oklch": {
    "l": 0.34411,
    "c": 0.10578,
    "h": 12
  },
  "luminance": 0.03615
}

Semantic roles & 50–950 ramp

primary

#641A2A

secondary

#409A86

accent

#E2C046

background

#F9F5F5

surface

#F2E9EA

border

#CCC5C6

text

#0E0405

muted

#7E7979

Preview Lab

Preview with #641A2A

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

Preview Lab → · Contrast checker → · Palette generator →