#B3781E#B3781E

#B3781E is a mid, vivid orange. Relative luminance 0.231; OKLCH L 61.9% C 0.123 H 71.8°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#B3781E
RGB	rgb(179, 120, 30)
HSL	hsl(36, 71%, 41%)
HSV	hsv(36, 83%, 70%)
CMYK	cmyk(0%, 33%, 83.2%, 29.8%)
CIE-LAB	lab(55.19, 15.82, 54.40)
CIE-LCH	lch(55.19, 56.65, 73.79°)
OKLab	oklab(61.95% 0.0382 0.1166)
OKLCH	oklch(61.95% 0.123 71.8)
XYZ	xyz(25.5432, 23.1127, 4.3440)
Luminance	0.2311 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3781E #1E59B3

analogous

#B32E1E #B3781E #A3B31E

triadic

#B3781E #1EB378 #781EB3

tetradic

#B3781E #1EB32E #1E59B3 #B31EA3

square

#B3781E #1EB32E #1E59B3 #B31EA3

split-complementary

#B3781E #1EA3B3 #2E1EB3

monochromatic

#4A320C #7F5515 #B3781E #DD9932 #E5B366

Accessibility & contrast

On white

3.74

#B3781E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#B3781E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3781E

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3781E	#FFFFFF	#000000	##000000
##B3781E	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7C09

Deuteranopia (green-blind)

#9A8A21

Tritanopia (blue-blind)

#C46967

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #b3781e;
/* rgb */ color: rgb(179, 120, 30);
/* oklch */ color: oklch(61.9% 0.123 71.8);

Tailwind

colors: {
  custom: {
    50: '#cf9e63',
    500: '#b3781e',
    950: '#000000',
  },
}

SCSS

$custom: #b3781e;
$custom-light: #cf9e63;
$custom-dark: #000000;

JSON

{
  "hex": "#b3781e",
  "rgb": {
    "r": 179,
    "g": 120,
    "b": 30
  },
  "hsl": {
    "h": 36.242,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.61949,
    "c": 0.12266,
    "h": 71.8
  },
  "luminance": 0.2311
}

Semantic roles & 50–950 ramp

primary

#B3781E

secondary

#628CCB

accent

#81EE3A

background

#FDF9F6

surface

#FBF2EB

border

#D4CCC6

text

#150E06

muted

#837E7A

Preview Lab

Preview with #B3781E

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

Preview Lab → · Contrast checker → · Palette generator →