#B03D2E#B03D2E

#B03D2E is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.1% C 0.153 H 30.4°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#B03D2E
RGB	rgb(176, 61, 46)
HSL	hsl(7, 59%, 44%)
HSV	hsv(7, 74%, 69%)
CMYK	cmyk(0%, 65.3%, 73.9%, 31%)
CIE-LAB	lab(42.41, 45.96, 34.27)
CIE-LCH	lch(42.41, 57.33, 36.71°)
OKLab	oklab(52.11% 0.1318 0.0772)
OKLCH	oklch(52.11% 0.153 30.4)
XYZ	xyz(20.0685, 12.7677, 3.9919)
Luminance	0.1277 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03D2E #2EA1B0

analogous

#B02E60 #B03D2E #B07E2E

triadic

#B03D2E #2EB03D #3D2EB0

tetradic

#B03D2E #60B02E #2EA1B0 #7E2EB0

square

#B03D2E #60B02E #2EA1B0 #7E2EB0

split-complementary

#B03D2E #2EB07E #2E60B0

monochromatic

#4F1B15 #7F2C21 #B03D2E #D05B4B #DD877C

Accessibility & contrast

On white

5.91

#B03D2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B03D2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03D2E

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03D2E	#FFFFFF	#000000	##FFFFFF
##B03D2E	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D542C

Deuteranopia (green-blind)

#7A6D2A

Tritanopia (blue-blind)

#C21F3A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b03d2e;
/* rgb */ color: rgb(176, 61, 46);
/* oklch */ color: oklch(52.1% 0.153 30.4);

Tailwind

colors: {
  custom: {
    50: '#cf7867',
    500: '#b03d2e',
    950: '#000000',
  },
}

SCSS

$custom: #b03d2e;
$custom-light: #cf7867;
$custom-dark: #000000;

JSON

{
  "hex": "#b03d2e",
  "rgb": {
    "r": 176,
    "g": 61,
    "b": 46
  },
  "hsl": {
    "h": 6.923,
    "s": 58.559,
    "l": 43.529
  },
  "oklch": {
    "l": 0.5211,
    "c": 0.15279,
    "h": 30.4
  },
  "luminance": 0.12765
}

Semantic roles & 50–950 ramp

primary

#B03D2E

secondary

#75BCC5

accent

#D0E246

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B03D2E

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

Preview Lab → · Contrast checker → · Palette generator →