#B13D25#B13D25

#B13D25 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.2% C 0.156 H 33.5°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#B13D25
RGB	rgb(177, 61, 37)
HSL	hsl(10, 65%, 42%)
HSV	hsv(10, 79%, 69%)
CMYK	cmyk(0%, 65.5%, 79.1%, 30.6%)
CIE-LAB	lab(42.49, 45.95, 39.36)
CIE-LCH	lch(42.49, 60.50, 40.58°)
OKLab	oklab(52.17% 0.1299 0.0859)
OKLCH	oklch(52.17% 0.156 33.5)
XYZ	xyz(20.1364, 12.8211, 3.1643)
Luminance	0.1282 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13D25 #2599B1

analogous

#B12553 #B13D25 #B18325

triadic

#B13D25 #25B13D #3D25B1

tetradic

#B13D25 #53B125 #2599B1 #8325B1

square

#B13D25 #53B125 #2599B1 #8325B1

split-complementary

#B13D25 #25B183 #2553B1

monochromatic

#4C1A10 #7E2C1A #B13D25 #D6573D #E1836F

Accessibility & contrast

On white

5.89

#B13D25 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#B13D25 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13D25

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13D25	#FFFFFF	#000000	##FFFFFF
##B13D25	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5421

Deuteranopia (green-blind)

#7B6E20

Tritanopia (blue-blind)

#C31C38

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b13d25;
/* rgb */ color: rgb(177, 61, 37);
/* oklch */ color: oklch(52.2% 0.156 33.5);

Tailwind

colors: {
  custom: {
    50: '#d17861',
    500: '#b13d25',
    950: '#000000',
  },
}

SCSS

$custom: #b13d25;
$custom-light: #d17861;
$custom-dark: #000000;

JSON

{
  "hex": "#b13d25",
  "rgb": {
    "r": 177,
    "g": 61,
    "b": 37
  },
  "hsl": {
    "h": 10.286,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.52174,
    "c": 0.15572,
    "h": 33.5
  },
  "luminance": 0.12818
}

Semantic roles & 50–950 ramp

primary

#B13D25

secondary

#6AB8C8

accent

#CBE83F

background

#FDF7F5

surface

#FBEEEA

border

#D4C9C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B13D25

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

Preview Lab → · Contrast checker → · Palette generator →