#B13E25#B13E25

#B13E25 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.3% C 0.155 H 33.9°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#B13E25
RGB	rgb(177, 62, 37)
HSL	hsl(11, 65%, 42%)
HSV	hsv(11, 79%, 69%)
CMYK	cmyk(0%, 65%, 79.1%, 30.6%)
CIE-LAB	lab(42.66, 45.51, 39.52)
CIE-LCH	lch(42.66, 60.28, 40.98°)
OKLab	oklab(52.3% 0.1285 0.0862)
OKLCH	oklch(52.3% 0.155 33.9)
XYZ	xyz(20.1903, 12.9289, 3.1823)
Luminance	0.1293 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13E25 #2598B1

analogous

#B12552 #B13E25 #B18425

triadic

#B13E25 #25B13E #3E25B1

tetradic

#B13E25 #52B125 #2598B1 #8425B1

square

#B13E25 #52B125 #2598B1 #8425B1

split-complementary

#B13E25 #25B184 #2552B1

monochromatic

#4C1B10 #7E2C1A #B13E25 #D6583D #E1846F

Accessibility & contrast

On white

5.86

#B13E25 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#B13E25 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13E25

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13E25	#FFFFFF	#000000	##FFFFFF
##B13E25	1.00	5.86	3.59	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5521

Deuteranopia (green-blind)

#7B6E20

Tritanopia (blue-blind)

#C31E39

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b13e25;
/* rgb */ color: rgb(177, 62, 37);
/* oklch */ color: oklch(52.3% 0.155 33.9);

Tailwind

colors: {
  custom: {
    50: '#d07961',
    500: '#b13e25',
    950: '#000000',
  },
}

SCSS

$custom: #b13e25;
$custom-light: #d07961;
$custom-dark: #000000;

JSON

{
  "hex": "#b13e25",
  "rgb": {
    "r": 177,
    "g": 62,
    "b": 37
  },
  "hsl": {
    "h": 10.714,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.52297,
    "c": 0.15478,
    "h": 33.9
  },
  "luminance": 0.12926
}

Semantic roles & 50–950 ramp

primary

#B13E25

secondary

#6AB7C8

accent

#CAE83F

background

#FDF7F5

surface

#FBEEEA

border

#D4C9C6

text

#150905

muted

#837B79

Preview Lab

Preview with #B13E25

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

Preview Lab → · Contrast checker → · Palette generator →