#B03A2E#B03A2E

#B03A2E is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.8% C 0.156 H 29.2°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#B03A2E
RGB	rgb(176, 58, 46)
HSL	hsl(6, 59%, 44%)
HSV	hsv(6, 74%, 69%)
CMYK	cmyk(0%, 67%, 73.9%, 31%)
CIE-LAB	lab(41.93, 47.25, 33.73)
CIE-LCH	lch(41.93, 58.06, 35.52°)
OKLab	oklab(51.75% 0.1359 0.0761)
OKLCH	oklch(51.75% 0.156 29.2)
XYZ	xyz(19.9129, 12.4564, 3.9400)
Luminance	0.1245 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03A2E #2EA4B0

analogous

#B02E63 #B03A2E #B07B2E

triadic

#B03A2E #2EB03A #3A2EB0

tetradic

#B03A2E #63B02E #2EA4B0 #7B2EB0

square

#B03A2E #63B02E #2EA4B0 #7B2EB0

split-complementary

#B03A2E #2EB07B #2E63B0

monochromatic

#4F1A15 #7F2A21 #B03A2E #D0574B #DD857C

Accessibility & contrast

On white

6.02

#B03A2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#B03A2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03A2E

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03A2E	#FFFFFF	#000000	##FFFFFF
##B03A2E	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B532C

Deuteranopia (green-blind)

#796C2A

Tritanopia (blue-blind)

#C21838

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b03a2e;
/* rgb */ color: rgb(176, 58, 46);
/* oklch */ color: oklch(51.8% 0.156 29.2);

Tailwind

colors: {
  custom: {
    50: '#cf7767',
    500: '#b03a2e',
    950: '#000000',
  },
}

SCSS

$custom: #b03a2e;
$custom-light: #cf7767;
$custom-dark: #000000;

JSON

{
  "hex": "#b03a2e",
  "rgb": {
    "r": 176,
    "g": 58,
    "b": 46
  },
  "hsl": {
    "h": 5.538,
    "s": 58.559,
    "l": 43.529
  },
  "oklch": {
    "l": 0.51751,
    "c": 0.15572,
    "h": 29.2
  },
  "luminance": 0.12453
}

Semantic roles & 50–950 ramp

primary

#B03A2E

secondary

#75BEC5

accent

#D3E246

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B03A2E

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

Preview Lab → · Contrast checker → · Palette generator →