#B3651F#B3651F

#B3651F is a mid, vivid orange. Relative luminance 0.190; OKLCH L 58.5% C 0.128 H 57.1°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#B3651F
RGB	rgb(179, 101, 31)
HSL	hsl(28, 70%, 41%)
HSV	hsv(28, 83%, 70%)
CMYK	cmyk(0%, 43.6%, 82.7%, 29.8%)
CIE-LAB	lab(50.68, 26.38, 50.04)
CIE-LCH	lch(50.68, 56.57, 62.20°)
OKLab	oklab(58.46% 0.0694 0.1072)
OKLCH	oklch(58.46% 0.128 57.1)
XYZ	xyz(23.4936, 18.9926, 3.7248)
Luminance	0.1899 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3651F #1F6DB3

analogous

#B31F23 #B3651F #B3AF1F

triadic

#B3651F #1FB365 #651FB3

tetradic

#B3651F #23B31F #1F6DB3 #AF1FB3

square

#B3651F #23B31F #1F6DB3 #AF1FB3

split-complementary

#B3651F #1FB3AF #1F23B3

monochromatic

#4B2A0D #7F4816 #B3651F #DC8333 #E5A368

Accessibility & contrast

On white

4.38

#B3651F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#B3651F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3651F

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3651F	#FFFFFF	#000000	##000000
##B3651F	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C6E13

Deuteranopia (green-blind)

#8F801F

Tritanopia (blue-blind)

#C45457

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #b3651f;
/* rgb */ color: rgb(179, 101, 31);
/* oklch */ color: oklch(58.5% 0.128 57.1);

Tailwind

colors: {
  custom: {
    50: '#d09161',
    500: '#b3651f',
    950: '#000000',
  },
}

SCSS

$custom: #b3651f;
$custom-light: #d09161;
$custom-dark: #000000;

JSON

{
  "hex": "#b3651f",
  "rgb": {
    "r": 179,
    "g": 101,
    "b": 31
  },
  "hsl": {
    "h": 28.378,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.58457,
    "c": 0.12775,
    "h": 57.1
  },
  "luminance": 0.1899
}

Semantic roles & 50–950 ramp

primary

#B3651F

secondary

#649ACA

accent

#99ED3B

background

#FDF8F5

surface

#FBF0EA

border

#D4CBC6

text

#150D05

muted

#837D79

Preview Lab

Preview with #B3651F

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

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