#B3661A#B3661A

#B3661A is a mid, vivid orange. Relative luminance 0.192; OKLCH L 58.6% C 0.129 H 58.8°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#B3661A
RGB	rgb(179, 102, 26)
HSL	hsl(30, 75%, 40%)
HSV	hsv(30, 85%, 70%)
CMYK	cmyk(0%, 43%, 85.5%, 29.8%)
CIE-LAB	lab(50.88, 25.69, 52.10)
CIE-LCH	lch(50.88, 58.09, 63.76°)
OKLab	oklab(58.6% 0.0668 0.1104)
OKLCH	oklch(58.6% 0.129 58.8)
XYZ	xyz(23.5304, 19.1637, 3.4369)
Luminance	0.1916 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3661A #1A67B3

analogous

#B31A1A #B3661A #B3B21A

triadic

#B3661A #1AB366 #661AB3

tetradic

#B3661A #1AB31A #1A67B3 #B21AB3

square

#B3661A #1AB31A #1A67B3 #B21AB3

split-complementary

#B3661A #1AB3B2 #1A1AB3

monochromatic

#48290A #7E4812 #B3661A #E0852A #E8A360

Accessibility & contrast

On white

4.35

#B3661A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#B3661A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3661A

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3661A	#FFFFFF	#000000	##000000
##B3661A	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D6E09

Deuteranopia (green-blind)

#90801A

Tritanopia (blue-blind)

#C45558

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #b3661a;
/* rgb */ color: rgb(179, 102, 26);
/* oklch */ color: oklch(58.6% 0.129 58.8);

Tailwind

colors: {
  custom: {
    50: '#d0925f',
    500: '#b3661a',
    950: '#000000',
  },
}

SCSS

$custom: #b3661a;
$custom-light: #d0925f;
$custom-dark: #000000;

JSON

{
  "hex": "#b3661a",
  "rgb": {
    "r": 179,
    "g": 102,
    "b": 26
  },
  "hsl": {
    "h": 29.804,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.58602,
    "c": 0.12898,
    "h": 58.8
  },
  "luminance": 0.19161
}

Semantic roles & 50–950 ramp

primary

#B3661A

secondary

#5D95CC

accent

#95F137

background

#FDF9F5

surface

#FBF1E9

border

#D4CBC5

text

#150D05

muted

#837E79

Preview Lab

Preview with #B3661A

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

Preview Lab → · Contrast checker → · Palette generator →