#B5643B#B5643B

#B5643B is a mid, moderate orange. Relative luminance 0.193; OKLCH L 58.8% C 0.118 H 46.3°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#B5643B
RGB	rgb(181, 100, 59)
HSL	hsl(20, 51%, 47%)
HSV	hsv(20, 67%, 71%)
CMYK	cmyk(0%, 44.8%, 67.4%, 29%)
CIE-LAB	lab(50.99, 29.06, 37.05)
CIE-LCH	lch(50.99, 47.09, 51.89°)
OKLab	oklab(58.83% 0.0817 0.0855)
OKLCH	oklch(58.83% 0.118 46.3)
XYZ	xyz(24.4047, 19.2565, 6.5685)
Luminance	0.1925 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5643B #3B8CB5

analogous

#B53B4F #B5643B #B5A13B

triadic

#B5643B #3BB564 #643BB5

tetradic

#B5643B #4FB53B #3B8CB5 #A13BB5

square

#B5643B #4FB53B #3B8CB5 #A13BB5

split-complementary

#B5643B #3BB5A1 #3B4FB5

monochromatic

#59311D #874B2C #B5643B #CC8562 #DBA990

Accessibility & contrast

On white

4.33

#B5643B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#B5643B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B5643B

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5643B	#FFFFFF	#000000	##000000
##B5643B	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A6F37

Deuteranopia (green-blind)

#8E803A

Tritanopia (blue-blind)

#C6545B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #b5643b;
/* rgb */ color: rgb(181, 100, 59);
/* oklch */ color: oklch(58.8% 0.118 46.3);

Tailwind

colors: {
  custom: {
    50: '#d09172',
    500: '#b5643b',
    950: '#000000',
  },
}

SCSS

$custom: #b5643b;
$custom-light: #d09172;
$custom-dark: #000000;

JSON

{
  "hex": "#b5643b",
  "rgb": {
    "r": 181,
    "g": 100,
    "b": 59
  },
  "hsl": {
    "h": 20.164,
    "s": 50.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.58832,
    "c": 0.1182,
    "h": 46.3
  },
  "luminance": 0.19254
}

Semantic roles & 50–950 ramp

primary

#B5643B

secondary

#86B0C6

accent

#ABDA4D

background

#FDF8F7

surface

#FBF0ED

border

#D4CBC8

text

#150D08

muted

#837D7B

Preview Lab

Preview with #B5643B

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

Preview Lab → · Contrast checker → · Palette generator →