#B1523E#B1523E

#B1523E is a mid, vivid red. Relative luminance 0.157; OKLCH L 55.4% C 0.129 H 33.3°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#B1523E
RGB	rgb(177, 82, 62)
HSL	hsl(10, 48%, 47%)
HSV	hsv(10, 65%, 69%)
CMYK	cmyk(0%, 53.7%, 65%, 30.6%)
CIE-LAB	lab(46.62, 37.17, 30.07)
CIE-LCH	lch(46.62, 47.81, 38.97°)
OKLab	oklab(55.39% 0.1075 0.0707)
OKLCH	oklch(55.39% 0.129 33.3)
XYZ	xyz(22.0202, 15.7322, 6.4335)
Luminance	0.1573 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1523E #3E9DB1

analogous

#B13E64 #B1523E #B18C3E

triadic

#B1523E #3EB152 #523EB1

tetradic

#B1523E #64B13E #3E9DB1 #8C3EB1

square

#B1523E #64B13E #3E9DB1 #8C3EB1

split-complementary

#B1523E #3EB18C #3E64B1

monochromatic

#56281E #843D2E #B1523E #C97564 #D89D91

Accessibility & contrast

On white

5.07

#B1523E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#B1523E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1523E

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1523E	#FFFFFF	#000000	##FFFFFF
##B1523E	1.00	5.07	4.15	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B623C

Deuteranopia (green-blind)

#82763C

Tritanopia (blue-blind)

#C2404D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #b1523e;
/* rgb */ color: rgb(177, 82, 62);
/* oklch */ color: oklch(55.4% 0.129 33.3);

Tailwind

colors: {
  custom: {
    50: '#ce8574',
    500: '#b1523e',
    950: '#000000',
  },
}

SCSS

$custom: #b1523e;
$custom-light: #ce8574;
$custom-dark: #000000;

JSON

{
  "hex": "#b1523e",
  "rgb": {
    "r": 177,
    "g": 82,
    "b": 62
  },
  "hsl": {
    "h": 10.435,
    "s": 48.117,
    "l": 46.863
  },
  "oklch": {
    "l": 0.55392,
    "c": 0.12865,
    "h": 33.3
  },
  "luminance": 0.15729
}

Semantic roles & 50–950 ramp

primary

#B1523E

secondary

#87B9C4

accent

#C0D850

background

#FDF8F7

surface

#FAEFED

border

#D3CAC8

text

#150B08

muted

#837C7B

Preview Lab

Preview with #B1523E

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

Preview Lab → · Contrast checker → · Palette generator →