#631633#631633

#631633 is a dark, moderate pink. Relative luminance 0.035; OKLCH L 34.1% C 0.112 H 2.5°. Best body text is #FFFFFF at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#631633
RGB	rgb(99, 22, 51)
HSL	hsl(337, 64%, 24%)
HSV	hsv(337, 78%, 39%)
CMYK	cmyk(0%, 77.8%, 48.5%, 61.2%)
CIE-LAB	lab(21.82, 36.40, 1.72)
CIE-LCH	lch(21.82, 36.44, 2.71°)
OKLab	oklab(34.06% 0.1115 0.0048)
OKLCH	oklch(34.06% 0.112 2.5)
XYZ	xyz(6.0305, 3.4663, 3.4828)
Luminance	0.0347 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631633 #166346

analogous

#631659 #631633 #632016

triadic

#631633 #336316 #163363

tetradic

#631633 #596316 #166346 #201663

square

#631633 #596316 #166346 #201663

split-complementary

#631633 #166320 #165963

monochromatic

#19060D #310B19 #631633 #95214D #C72C67

Accessibility & contrast

On white

12.40

#631633 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#631633 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631633

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631633	#FFFFFF	#000000	##FFFFFF
##631633	1.00	12.40	1.69	12.40
#FFFFFF	12.40	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272B34

Deuteranopia (green-blind)

#3C3A31

Tritanopia (blue-blind)

#6C0822

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #631633;
/* rgb */ color: rgb(99, 22, 51);
/* oklch */ color: oklch(34.1% 0.112 2.5);

Tailwind

colors: {
  custom: {
    50: '#945b6a',
    500: '#631633',
    950: '#000000',
  },
}

SCSS

$custom: #631633;
$custom-light: #945b6a;
$custom-dark: #000000;

JSON

{
  "hex": "#631633",
  "rgb": {
    "r": 99,
    "g": 22,
    "b": 51
  },
  "hsl": {
    "h": 337.403,
    "s": 63.636,
    "l": 23.725
  },
  "oklch": {
    "l": 0.3406,
    "c": 0.11161,
    "h": 2.5
  },
  "luminance": 0.03465
}

Semantic roles & 50–950 ramp

primary

#631633

secondary

#3B9A76

accent

#E7A841

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0406

muted

#7E797A

Preview Lab

Preview with #631633

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

Preview Lab → · Contrast checker → · Palette generator →