#B03A34#B03A34

#B03A34 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.8% C 0.155 H 26.8°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#B03A34
RGB	rgb(176, 58, 52)
HSL	hsl(3, 54%, 45%)
HSV	hsv(3, 70%, 69%)
CMYK	cmyk(0%, 67%, 70.5%, 31%)
CIE-LAB	lab(42.01, 47.54, 30.33)
CIE-LCH	lch(42.01, 56.39, 32.53°)
OKLab	oklab(51.84% 0.138 0.0698)
OKLCH	oklch(51.84% 0.155 26.8)
XYZ	xyz(20.0395, 12.5070, 4.6070)
Luminance	0.1250 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03A34 #34AAB0

analogous

#B0346C #B03A34 #B07834

triadic

#B03A34 #34B03A #3A34B0

tetradic

#B03A34 #6CB034 #34AAB0 #7834B0

square

#B03A34 #6CB034 #34AAB0 #7834B0

split-complementary

#B03A34 #34B078 #346CB0

monochromatic

#521B18 #812A26 #B03A34 #CD5A55 #DB8884

Accessibility & contrast

On white

6.00

#B03A34 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#B03A34 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03A34

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03A34	#FFFFFF	#000000	##FFFFFF
##B03A34	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5332

Deuteranopia (green-blind)

#786D30

Tritanopia (blue-blind)

#C11A3A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b03a34;
/* rgb */ color: rgb(176, 58, 52);
/* oklch */ color: oklch(51.8% 0.155 26.8);

Tailwind

colors: {
  custom: {
    50: '#cf776c',
    500: '#b03a34',
    950: '#000000',
  },
}

SCSS

$custom: #b03a34;
$custom-light: #cf776c;
$custom-dark: #000000;

JSON

{
  "hex": "#b03a34",
  "rgb": {
    "r": 176,
    "g": 58,
    "b": 52
  },
  "hsl": {
    "h": 2.903,
    "s": 54.386,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51835,
    "c": 0.15469,
    "h": 26.8
  },
  "luminance": 0.12504
}

Semantic roles & 50–950 ramp

primary

#B03A34

secondary

#7CC1C4

accent

#D7DE4A

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B03A34

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

Preview Lab → · Contrast checker → · Palette generator →