#B3513F#B3513F

#B3513F is a mid, vivid red. Relative luminance 0.158; OKLCH L 55.6% C 0.132 H 32.1°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#B3513F
RGB	rgb(179, 81, 63)
HSL	hsl(9, 48%, 47%)
HSV	hsv(9, 65%, 70%)
CMYK	cmyk(0%, 54.7%, 64.8%, 29.8%)
CIE-LAB	lab(46.75, 38.51, 29.72)
CIE-LCH	lch(46.75, 48.65, 37.66°)
OKLab	oklab(55.56% 0.1116 0.07)
OKLCH	oklch(55.56% 0.132 32.1)
XYZ	xyz(22.4321, 15.8302, 6.5759)
Luminance	0.1583 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3513F #3FA1B3

analogous

#B33F67 #B3513F #B38B3F

triadic

#B3513F #3FB351 #513FB3

tetradic

#B3513F #67B33F #3FA1B3 #8B3FB3

square

#B3513F #67B33F #3FA1B3 #8B3FB3

split-complementary

#B3513F #3FB38B #3F67B3

monochromatic

#58281F #863D2F #B3513F #C97566 #D99E93

Accessibility & contrast

On white

5.04

#B3513F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#B3513F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3513F

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3513F	#FFFFFF	#000000	##FFFFFF
##B3513F	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A623D

Deuteranopia (green-blind)

#82773D

Tritanopia (blue-blind)

#C43E4D

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #b3513f;
/* rgb */ color: rgb(179, 81, 63);
/* oklch */ color: oklch(55.6% 0.132 32.1);

Tailwind

colors: {
  custom: {
    50: '#d08574',
    500: '#b3513f',
    950: '#000000',
  },
}

SCSS

$custom: #b3513f;
$custom-light: #d08574;
$custom-dark: #000000;

JSON

{
  "hex": "#b3513f",
  "rgb": {
    "r": 179,
    "g": 81,
    "b": 63
  },
  "hsl": {
    "h": 9.31,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.55557,
    "c": 0.13174,
    "h": 32.1
  },
  "luminance": 0.15827
}

Semantic roles & 50–950 ramp

primary

#B3513F

secondary

#89BBC4

accent

#C3D850

background

#FDF8F7

surface

#FBEFED

border

#D4CAC8

text

#150B08

muted

#837C7B

Preview Lab

Preview with #B3513F

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

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