#631733#631733

#631733 is a dark, moderate pink. Relative luminance 0.035; OKLCH L 34.2% C 0.110 H 2.8°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#631733
RGB	rgb(99, 23, 51)
HSL	hsl(338, 62%, 24%)
HSV	hsv(338, 77%, 39%)
CMYK	cmyk(0%, 76.8%, 48.5%, 61.2%)
CIE-LAB	lab(21.96, 36.00, 1.93)
CIE-LCH	lch(21.96, 36.05, 3.06°)
OKLab	oklab(34.16% 0.1102 0.0054)
OKLCH	oklch(34.16% 0.11 2.8)
XYZ	xyz(6.0500, 3.5052, 3.4893)
Luminance	0.0350 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631733 #176347

analogous

#631759 #631733 #632117

triadic

#631733 #336317 #173363

tetradic

#631733 #596317 #176347 #211763

square

#631733 #596317 #176347 #211763

split-complementary

#631733 #176321 #175963

monochromatic

#19060D #310B19 #631733 #95234D #C62E66

Accessibility & contrast

On white

12.35

#631733 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#631733 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631733

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631733	#FFFFFF	#000000	##FFFFFF
##631733	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282B34

Deuteranopia (green-blind)

#3C3A31

Tritanopia (blue-blind)

#6C0A23

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #631733;
/* rgb */ color: rgb(99, 23, 51);
/* oklch */ color: oklch(34.2% 0.110 2.8);

Tailwind

colors: {
  custom: {
    50: '#945b6a',
    500: '#631733',
    950: '#000000',
  },
}

SCSS

$custom: #631733;
$custom-light: #945b6a;
$custom-dark: #000000;

JSON

{
  "hex": "#631733",
  "rgb": {
    "r": 99,
    "g": 23,
    "b": 51
  },
  "hsl": {
    "h": 337.895,
    "s": 62.295,
    "l": 23.922
  },
  "oklch": {
    "l": 0.34164,
    "c": 0.11037,
    "h": 2.8
  },
  "luminance": 0.03504
}

Semantic roles & 50–950 ramp

primary

#631733

secondary

#3C9A77

accent

#E5A942

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0406

muted

#7E797A

Preview Lab

Preview with #631733

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

Preview Lab → · Contrast checker → · Palette generator →