#63191A#63191A

#63191A is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.7% C 0.106 H 24.2°. Best body text is #FFFFFF at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#63191A
RGB	rgb(99, 25, 26)
HSL	hsl(359, 60%, 24%)
HSV	hsv(359, 75%, 39%)
CMYK	cmyk(0%, 74.7%, 73.7%, 61.2%)
CIE-LAB	lab(21.67, 33.14, 18.78)
CIE-LCH	lch(21.67, 38.09, 29.54°)
OKLab	oklab(33.75% 0.0968 0.0435)
OKLCH	oklch(33.75% 0.106 24.2)
XYZ	xyz(5.6803, 3.4233, 1.3387)
Luminance	0.0342 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63191A #196362

analogous

#63193F #63191A #633D19

triadic

#63191A #1A6319 #191A63

tetradic

#63191A #3F6319 #196362 #3D1963

square

#63191A #3F6319 #196362 #3D1963

split-complementary

#63191A #19633D #193F63

monochromatic

#180606 #320D0D #63191A #942527 #C53234

Accessibility & contrast

On white

12.47

#63191A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#63191A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63191A

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63191A	#FFFFFF	#000000	##FFFFFF
##63191A	1.00	12.47	1.68	12.47
#FFFFFF	12.47	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2A19

Deuteranopia (green-blind)

#403A18

Tritanopia (blue-blind)

#6D031A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #63191a;
/* rgb */ color: rgb(99, 25, 26);
/* oklch */ color: oklch(33.7% 0.106 24.2);

Tailwind

colors: {
  custom: {
    50: '#965b56',
    500: '#63191a',
    950: '#000000',
  },
}

SCSS

$custom: #63191a;
$custom-light: #965b56;
$custom-dark: #000000;

JSON

{
  "hex": "#63191a",
  "rgb": {
    "r": 99,
    "g": 25,
    "b": 26
  },
  "hsl": {
    "h": 359.189,
    "s": 59.677,
    "l": 24.314
  },
  "oklch": {
    "l": 0.33749,
    "c": 0.10615,
    "h": 24.2
  },
  "luminance": 0.03422
}

Semantic roles & 50–950 ramp

primary

#63191A

secondary

#3F9998

accent

#E3E145

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0403

muted

#7E7978

Preview Lab

Preview with #63191A

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

Preview Lab → · Contrast checker → · Palette generator →