#B3633C#B3633C

#B3633C is a mid, moderate orange. Relative luminance 0.188; OKLCH L 58.4% C 0.116 H 45.6°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#B3633C
RGB	rgb(179, 99, 60)
HSL	hsl(20, 50%, 47%)
HSV	hsv(20, 66%, 70%)
CMYK	cmyk(0%, 44.7%, 66.5%, 29.8%)
CIE-LAB	lab(50.49, 28.84, 35.87)
CIE-LCH	lch(50.49, 46.03, 51.20°)
OKLab	oklab(58.4% 0.0814 0.0831)
OKLCH	oklch(58.4% 0.116 45.6)
XYZ	xyz(23.8698, 18.8362, 6.6528)
Luminance	0.1883 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3633C #3C8CB3

analogous

#B33C51 #B3633C #B39F3C

triadic

#B3633C #3CB363 #633CB3

tetradic

#B3633C #51B33C #3C8CB3 #9F3CB3

square

#B3633C #51B33C #3C8CB3 #9F3CB3

split-complementary

#B3633C #3CB39F #3C51B3

monochromatic

#57301D #854A2D #B3633C #CA8462 #DAA890

Accessibility & contrast

On white

4.41

#B3633C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#B3633C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3633C

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3633C	#FFFFFF	#000000	##000000
##B3633C	1.00	4.41	4.77	4.77
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#796D38

Deuteranopia (green-blind)

#8C7F3B

Tritanopia (blue-blind)

#C3535A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #b3633c;
/* rgb */ color: rgb(179, 99, 60);
/* oklch */ color: oklch(58.4% 0.116 45.6);

Tailwind

colors: {
  custom: {
    50: '#cf9073',
    500: '#b3633c',
    950: '#000000',
  },
}

SCSS

$custom: #b3633c;
$custom-light: #cf9073;
$custom-dark: #000000;

JSON

{
  "hex": "#b3633c",
  "rgb": {
    "r": 179,
    "g": 99,
    "b": 60
  },
  "hsl": {
    "h": 19.664,
    "s": 49.791,
    "l": 46.863
  },
  "oklch": {
    "l": 0.58401,
    "c": 0.1163,
    "h": 45.6
  },
  "luminance": 0.18834
}

Semantic roles & 50–950 ramp

primary

#B3633C

secondary

#86B0C5

accent

#ACD94E

background

#FDF8F7

surface

#FAF0ED

border

#D3CBC8

text

#150C08

muted

#837D7B

Preview Lab

Preview with #B3633C

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

Preview Lab → · Contrast checker → · Palette generator →