#641724#641724

#641724 is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.9% C 0.109 H 15.8°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#641724
RGB	rgb(100, 23, 36)
HSL	hsl(350, 63%, 24%)
HSV	hsv(350, 77%, 39%)
CMYK	cmyk(0%, 77%, 64%, 60.8%)
CIE-LAB	lab(21.76, 34.99, 12.12)
CIE-LCH	lch(21.76, 37.03, 19.11°)
OKLab	oklab(33.92% 0.1048 0.0297)
OKLCH	oklch(33.92% 0.109 15.8)
XYZ	xyz(5.8810, 3.4503, 2.0250)
Luminance	0.0345 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641724 #176457

analogous

#64174B #641724 #643117

triadic

#641724 #246417 #172464

tetradic

#641724 #4B6417 #176457 #311764

square

#641724 #4B6417 #176457 #311764

split-complementary

#641724 #176431 #174B64

monochromatic

#190609 #320C12 #641724 #962236 #C82E48

Accessibility & contrast

On white

12.43

#641724 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#641724 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641724

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641724	#FFFFFF	#000000	##FFFFFF
##641724	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2A24

Deuteranopia (green-blind)

#3F3A22

Tritanopia (blue-blind)

#6E021C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #641724;
/* rgb */ color: rgb(100, 23, 36);
/* oklch */ color: oklch(33.9% 0.109 15.8);

Tailwind

colors: {
  custom: {
    50: '#965b5e',
    500: '#641724',
    950: '#000000',
  },
}

SCSS

$custom: #641724;
$custom-light: #965b5e;
$custom-dark: #000000;

JSON

{
  "hex": "#641724",
  "rgb": {
    "r": 100,
    "g": 23,
    "b": 36
  },
  "hsl": {
    "h": 349.87,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.33923,
    "c": 0.10893,
    "h": 15.8
  },
  "luminance": 0.03449
}

Semantic roles & 50–950 ramp

primary

#641724

secondary

#3C9A8B

accent

#E6CA42

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #641724

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

Preview Lab → · Contrast checker → · Palette generator →