#B3753F#B3753F

#B3753F is a mid, moderate orange. Relative luminance 0.227; OKLCH L 61.7% C 0.105 H 60.0°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#B3753F
RGB	rgb(179, 117, 63)
HSL	hsl(28, 48%, 47%)
HSV	hsv(28, 65%, 70%)
CMYK	cmyk(0%, 34.6%, 64.8%, 29.8%)
CIE-LAB	lab(54.73, 19.09, 39.18)
CIE-LCH	lch(54.73, 43.59, 64.03°)
OKLab	oklab(61.68% 0.0524 0.0907)
OKLCH	oklch(61.68% 0.105 60)
XYZ	xyz(25.8507, 22.6675, 7.7155)
Luminance	0.2266 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3753F #3F7DB3

analogous

#B33F43 #B3753F #B3AF3F

triadic

#B3753F #3FB375 #753FB3

tetradic

#B3753F #43B33F #3F7DB3 #AF3FB3

square

#B3753F #43B33F #3F7DB3 #AF3FB3

split-complementary

#B3753F #3FB3AF #3F43B3

monochromatic

#583A1F #86572F #B3753F #C99466 #D9B493

Accessibility & contrast

On white

3.80

#B3753F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#B3753F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3753F

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3753F	#FFFFFF	#000000	##000000
##B3753F	1.00	3.80	5.53	5.53
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#887B3A

Deuteranopia (green-blind)

#97893F

Tritanopia (blue-blind)

#C36869

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #b3753f;
/* rgb */ color: rgb(179, 117, 63);
/* oklch */ color: oklch(61.7% 0.105 60.0);

Tailwind

colors: {
  custom: {
    50: '#ce9d76',
    500: '#b3753f',
    950: '#000000',
  },
}

SCSS

$custom: #b3753f;
$custom-light: #ce9d76;
$custom-dark: #000000;

JSON

{
  "hex": "#b3753f",
  "rgb": {
    "r": 179,
    "g": 117,
    "b": 63
  },
  "hsl": {
    "h": 27.931,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.61679,
    "c": 0.10479,
    "h": 60
  },
  "luminance": 0.22665
}

Semantic roles & 50–950 ramp

primary

#B3753F

secondary

#89A9C4

accent

#99D850

background

#FDF9F7

surface

#FAF2ED

border

#D3CCC8

text

#140E08

muted

#837E7B

Preview Lab

Preview with #B3753F

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

Preview Lab → · Contrast checker → · Palette generator →