#B3601F#B3601F

#B3601F is a mid, vivid orange. Relative luminance 0.180; OKLCH L 57.6% C 0.131 H 53.6°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#B3601F
RGB	rgb(179, 96, 31)
HSL	hsl(26, 70%, 41%)
HSV	hsv(26, 83%, 70%)
CMYK	cmyk(0%, 46.4%, 82.7%, 29.8%)
CIE-LAB	lab(49.56, 29.10, 49.03)
CIE-LCH	lch(49.56, 57.02, 59.31°)
OKLab	oklab(57.6% 0.0775 0.105)
OKLCH	oklch(57.6% 0.131 53.6)
XYZ	xyz(23.0228, 18.0511, 3.5679)
Luminance	0.1805 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3601F #1F72B3

analogous

#B31F28 #B3601F #B3AA1F

triadic

#B3601F #1FB360 #601FB3

tetradic

#B3601F #28B31F #1F72B3 #AA1FB3

square

#B3601F #28B31F #1F72B3 #AA1FB3

split-complementary

#B3601F #1FB3AA #1F28B3

monochromatic

#4B280D #7F4416 #B3601F #DC7D33 #E59F68

Accessibility & contrast

On white

4.56

#B3601F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#B3601F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3601F

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3601F	#FFFFFF	#000000	##000000
##B3601F	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#786A14

Deuteranopia (green-blind)

#8C7D1E

Tritanopia (blue-blind)

#C44E53

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #b3601f;
/* rgb */ color: rgb(179, 96, 31);
/* oklch */ color: oklch(57.6% 0.131 53.6);

Tailwind

colors: {
  custom: {
    50: '#d18e60',
    500: '#b3601f',
    950: '#000000',
  },
}

SCSS

$custom: #b3601f;
$custom-light: #d18e60;
$custom-dark: #000000;

JSON

{
  "hex": "#b3601f",
  "rgb": {
    "r": 179,
    "g": 96,
    "b": 31
  },
  "hsl": {
    "h": 26.351,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.57595,
    "c": 0.13054,
    "h": 53.6
  },
  "luminance": 0.18048
}

Semantic roles & 50–950 ramp

primary

#B3601F

secondary

#649DCA

accent

#9FED3B

background

#FDF8F5

surface

#FBF0EA

border

#D4CBC6

text

#150C05

muted

#837D79

Preview Lab

Preview with #B3601F

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

Preview Lab → · Contrast checker → · Palette generator →