#B05731#B05731

#B05731 is a mid, vivid orange. Relative luminance 0.163; OKLCH L 55.8% C 0.127 H 42.6°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#B05731
RGB	rgb(176, 87, 49)
HSL	hsl(18, 56%, 44%)
HSV	hsv(18, 72%, 69%)
CMYK	cmyk(0%, 50.6%, 72.2%, 31%)
CIE-LAB	lab(47.33, 33.42, 38.08)
CIE-LCH	lch(47.33, 50.66, 48.73°)
OKLab	oklab(55.85% 0.0937 0.0861)
OKLCH	oklch(55.85% 0.127 42.6)
XYZ	xyz(21.8691, 16.2709, 4.8941)
Luminance	0.1627 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B05731 #318AB0

analogous

#B0314B #B05731 #B09731

triadic

#B05731 #31B057 #5731B0

tetradic

#B05731 #4BB031 #318AB0 #9731B0

square

#B05731 #4BB031 #318AB0 #9731B0

split-complementary

#B05731 #31B097 #314BB0

monochromatic

#502816 #803F24 #B05731 #CE7650 #DC9B80

Accessibility & contrast

On white

4.94

#B05731 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#B05731 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B05731

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B05731	#FFFFFF	#000000	##FFFFFF
##B05731	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F642D

Deuteranopia (green-blind)

#85782F

Tritanopia (blue-blind)

#C1454F

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #b05731;
/* rgb */ color: rgb(176, 87, 49);
/* oklch */ color: oklch(55.8% 0.127 42.6);

Tailwind

colors: {
  custom: {
    50: '#ce886b',
    500: '#b05731',
    950: '#000000',
  },
}

SCSS

$custom: #b05731;
$custom-light: #ce886b;
$custom-dark: #000000;

JSON

{
  "hex": "#b05731",
  "rgb": {
    "r": 176,
    "g": 87,
    "b": 49
  },
  "hsl": {
    "h": 17.953,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.55846,
    "c": 0.12722,
    "h": 42.6
  },
  "luminance": 0.16268
}

Semantic roles & 50–950 ramp

primary

#B05731

secondary

#78AEC5

accent

#B2E048

background

#FDF8F6

surface

#FAF0EB

border

#D3CBC6

text

#150B07

muted

#837C7A

Preview Lab

Preview with #B05731

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

Preview Lab → · Contrast checker → · Palette generator →