#B3801C#B3801C

#B3801C is a light, vivid orange. Relative luminance 0.251; OKLCH L 63.5% C 0.124 H 78.4°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#B3801C
RGB	rgb(179, 128, 28)
HSL	hsl(40, 73%, 41%)
HSV	hsv(40, 84%, 70%)
CMYK	cmyk(0%, 28.5%, 84.4%, 29.8%)
CIE-LAB	lab(57.18, 11.30, 56.78)
CIE-LCH	lch(57.18, 57.89, 78.75°)
OKLab	oklab(63.5% 0.0249 0.1213)
OKLCH	oklch(63.5% 0.124 78.4)
XYZ	xyz(26.5211, 25.1081, 4.5479)
Luminance	0.2511 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3801C #1C4FB3

analogous

#B3341C #B3801C #9AB31C

triadic

#B3801C #1CB380 #801CB3

tetradic

#B3801C #1CB334 #1C4FB3 #B31C9A

square

#B3801C #1CB334 #1C4FB3 #B31C9A

split-complementary

#B3801C #1C9AB3 #341CB3

monochromatic

#49340B #7E5A14 #B3801C #DEA32E #E7BA63

Accessibility & contrast

On white

3.49

#B3801C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#B3801C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3801C

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3801C	#FFFFFF	#000000	##000000
##B3801C	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938200

Deuteranopia (green-blind)

#9F8E21

Tritanopia (blue-blind)

#C3726E

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #b3801c;
/* rgb */ color: rgb(179, 128, 28);
/* oklch */ color: oklch(63.5% 0.124 78.4);

Tailwind

colors: {
  custom: {
    50: '#cfa463',
    500: '#b3801c',
    950: '#000000',
  },
}

SCSS

$custom: #b3801c;
$custom-light: #cfa463;
$custom-dark: #000000;

JSON

{
  "hex": "#b3801c",
  "rgb": {
    "r": 179,
    "g": 128,
    "b": 28
  },
  "hsl": {
    "h": 39.735,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.63501,
    "c": 0.12384,
    "h": 78.4
  },
  "luminance": 0.25106
}

Semantic roles & 50–950 ramp

primary

#B3801C

secondary

#5F84CB

accent

#76F038

background

#FDFAF6

surface

#FAF4EB

border

#D3CEC6

text

#150F06

muted

#837F7A

Preview Lab

Preview with #B3801C

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

Preview Lab → · Contrast checker → · Palette generator →