#B3681A#B3681A

#B3681A is a mid, vivid orange. Relative luminance 0.196; OKLCH L 59.0% C 0.128 H 60.3°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#B3681A
RGB	rgb(179, 104, 26)
HSL	hsl(31, 75%, 40%)
HSV	hsv(31, 85%, 70%)
CMYK	cmyk(0%, 41.9%, 85.5%, 29.8%)
CIE-LAB	lab(51.34, 24.59, 52.49)
CIE-LCH	lch(51.34, 57.96, 64.90°)
OKLab	oklab(58.96% 0.0635 0.1112)
OKLCH	oklch(58.96% 0.128 60.3)
XYZ	xyz(23.7293, 19.5615, 3.5032)
Luminance	0.1956 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3681A #1A65B3

analogous

#B31B1A #B3681A #B2B31A

triadic

#B3681A #1AB368 #681AB3

tetradic

#B3681A #1AB31B #1A65B3 #B31AB2

square

#B3681A #1AB31B #1A65B3 #B31AB2

split-complementary

#B3681A #1AB2B3 #1B1AB3

monochromatic

#482A0A #7E4912 #B3681A #E0872A #E8A560

Accessibility & contrast

On white

4.28

#B3681A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#B3681A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3681A

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3681A	#FFFFFF	#000000	##000000
##B3681A	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7008

Deuteranopia (green-blind)

#91811A

Tritanopia (blue-blind)

#C45759

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #b3681a;
/* rgb */ color: rgb(179, 104, 26);
/* oklch */ color: oklch(59.0% 0.128 60.3);

Tailwind

colors: {
  custom: {
    50: '#d0935f',
    500: '#b3681a',
    950: '#000000',
  },
}

SCSS

$custom: #b3681a;
$custom-light: #d0935f;
$custom-dark: #000000;

JSON

{
  "hex": "#b3681a",
  "rgb": {
    "r": 179,
    "g": 104,
    "b": 26
  },
  "hsl": {
    "h": 30.588,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.58957,
    "c": 0.12809,
    "h": 60.3
  },
  "luminance": 0.19559
}

Semantic roles & 50–950 ramp

primary

#B3681A

secondary

#5D93CC

accent

#92F137

background

#FDF9F5

surface

#FBF1EA

border

#D4CBC6

text

#150D05

muted

#837E79

Preview Lab

Preview with #B3681A

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

Preview Lab → · Contrast checker → · Palette generator →