#B0253A#B0253A

#B0253A is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.9% C 0.174 H 18.6°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#B0253A
RGB	rgb(176, 37, 58)
HSL	hsl(351, 65%, 42%)
HSV	hsv(351, 79%, 69%)
CMYK	cmyk(0%, 79%, 67%, 31%)
CIE-LAB	lab(39.35, 55.48, 23.42)
CIE-LCH	lch(39.35, 60.22, 22.89°)
OKLab	oklab(49.88% 0.1646 0.0554)
OKLCH	oklch(49.88% 0.174 18.6)
XYZ	xyz(19.3319, 10.8617, 5.0808)
Luminance	0.1086 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B0253A #25B09B

analogous

#B02580 #B0253A #B05625

triadic

#B0253A #3AB025 #253AB0

tetradic

#B0253A #80B025 #25B09B #5625B0

square

#B0253A #80B025 #25B09B #5625B0

split-complementary

#B0253A #25B056 #2580B0

monochromatic

#4B1019 #7D1A29 #B0253A #D63C53 #E16F80

Accessibility & contrast

On white

6.62

#B0253A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#B0253A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B0253A

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B0253A	#FFFFFF	#000000	##FFFFFF
##B0253A	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4A3A

Deuteranopia (green-blind)

#716736

Tritanopia (blue-blind)

#C1002E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b0253a;
/* rgb */ color: rgb(176, 37, 58);
/* oklch */ color: oklch(49.9% 0.174 18.6);

Tailwind

colors: {
  custom: {
    50: '#cf6d70',
    500: '#b0253a',
    950: '#000000',
  },
}

SCSS

$custom: #b0253a;
$custom-light: #cf6d70;
$custom-dark: #000000;

JSON

{
  "hex": "#b0253a",
  "rgb": {
    "r": 176,
    "g": 37,
    "b": 58
  },
  "hsl": {
    "h": 350.935,
    "s": 65.258,
    "l": 41.765
  },
  "oklch": {
    "l": 0.49879,
    "c": 0.17362,
    "h": 18.6
  },
  "luminance": 0.10859
}

Semantic roles & 50–950 ramp

primary

#B0253A

secondary

#6AC7B9

accent

#E8CF40

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #B0253A

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

Preview Lab → · Contrast checker → · Palette generator →