#63333B#63333B

#63333B is a dark, moderate red. Relative luminance 0.053; OKLCH L 38.5% C 0.069 H 10.2°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#63333B
RGB	rgb(99, 51, 59)
HSL	hsl(350, 32%, 29%)
HSV	hsv(350, 48%, 39%)
CMYK	cmyk(0%, 48.5%, 40.4%, 61.2%)
CIE-LAB	lab(27.67, 22.52, 4.69)
CIE-LCH	lch(27.67, 23.00, 11.76°)
OKLab	oklab(38.52% 0.0683 0.0123)
OKLCH	oklch(38.52% 0.069 10.2)
XYZ	xyz(7.1192, 5.3367, 4.7920)
Luminance	0.0534 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63333B #33635B

analogous

#633353 #63333B #634333

triadic

#63333B #3B6333 #333B63

tetradic

#63333B #536333 #33635B #433363

square

#63333B #536333 #33635B #433363

split-complementary

#63333B #336343 #335363

monochromatic

#140A0C #3B1E23 #63333B #8B4853 #AE626F

Accessibility & contrast

On white

10.16

#63333B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#63333B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63333B

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63333B	#FFFFFF	#000000	##FFFFFF
##63333B	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3C3B

Deuteranopia (green-blind)

#48453A

Tritanopia (blue-blind)

#6B2E36

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #63333b;
/* rgb */ color: rgb(99, 51, 59);
/* oklch */ color: oklch(38.5% 0.069 10.2);

Tailwind

colors: {
  custom: {
    50: '#916c70',
    500: '#63333b',
    950: '#000000',
  },
}

SCSS

$custom: #63333b;
$custom-light: #916c70;
$custom-dark: #000000;

JSON

{
  "hex": "#63333b",
  "rgb": {
    "r": 99,
    "g": 51,
    "b": 59
  },
  "hsl": {
    "h": 350,
    "s": 32,
    "l": 29.412
  },
  "oklch": {
    "l": 0.3852,
    "c": 0.0694,
    "h": 10.2
  },
  "luminance": 0.05336
}

Semantic roles & 50–950 ramp

primary

#63333B

secondary

#5E948B

accent

#C8B760

background

#F9F6F6

surface

#F1EBEC

border

#CBC6C7

text

#0D0707

muted

#7E7A7A

Preview Lab

Preview with #63333B

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

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