#B28739#B28739

#B28739 is a light, moderate orange. Relative luminance 0.271; OKLCH L 65.0% C 0.108 H 79.6°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#B28739
RGB	rgb(178, 135, 57)
HSL	hsl(39, 51%, 46%)
HSV	hsv(39, 68%, 70%)
CMYK	cmyk(0%, 24.2%, 68%, 30.2%)
CIE-LAB	lab(59.06, 8.23, 46.93)
CIE-LCH	lch(59.06, 47.65, 80.05°)
OKLab	oklab(65.01% 0.0196 0.1064)
OKLCH	oklch(65.01% 0.108 79.6)
XYZ	xyz(27.7643, 27.0903, 7.6367)
Luminance	0.2709 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B28739 #3964B2

analogous

#B24B39 #B28739 #A0B239

triadic

#B28739 #39B287 #8739B2

tetradic

#B28739 #39B24B #3964B2 #B239A0

square

#B28739 #39B24B #3964B2 #B239A0

split-complementary

#B28739 #39A0B2 #4B39B2

monochromatic

#55411B #84642A #B28739 #CBA45D #DABE8B

Accessibility & contrast

On white

3.27

#B28739 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#B28739 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B28739

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B28739	#FFFFFF	#000000	##000000
##B28739	1.00	3.27	6.42	6.42
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.42	21.00	1.00	1.00
##000000	6.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#988830

Deuteranopia (green-blind)

#A2923C

Tritanopia (blue-blind)

#C17B76

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #b28739;
/* rgb */ color: rgb(178, 135, 57);
/* oklch */ color: oklch(65.0% 0.108 79.6);

Tailwind

colors: {
  custom: {
    50: '#cda973',
    500: '#b28739',
    950: '#000000',
  },
}

SCSS

$custom: #b28739;
$custom-light: #cda973;
$custom-dark: #000000;

JSON

{
  "hex": "#b28739",
  "rgb": {
    "r": 178,
    "g": 135,
    "b": 57
  },
  "hsl": {
    "h": 38.678,
    "s": 51.489,
    "l": 46.078
  },
  "oklch": {
    "l": 0.65009,
    "c": 0.10822,
    "h": 79.6
  },
  "luminance": 0.27088
}

Semantic roles & 50–950 ramp

primary

#B28739

secondary

#829AC4

accent

#7FDB4D

background

#FDFAF7

surface

#FAF4ED

border

#D3CEC8

text

#140F08

muted

#837F7B

Preview Lab

Preview with #B28739

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

Preview Lab → · Contrast checker → · Palette generator →