#B02A3F#B02A3F

#B02A3F is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.4% C 0.169 H 17.4°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#B02A3F
RGB	rgb(176, 42, 63)
HSL	hsl(351, 61%, 43%)
HSV	hsv(351, 76%, 69%)
CMYK	cmyk(0%, 76.1%, 64.2%, 31%)
CIE-LAB	lab(39.99, 54.20, 21.12)
CIE-LCH	lch(39.99, 58.17, 21.29°)
OKLab	oklab(50.39% 0.1615 0.0507)
OKLCH	oklch(50.39% 0.169 17.4)
XYZ	xyz(19.6317, 11.2478, 5.8390)
Luminance	0.1124 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02A3F #2AB09B

analogous

#B02A82 #B02A3F #B0582A

triadic

#B02A3F #3FB02A #2A3FB0

tetradic

#B02A3F #82B02A #2AB09B #582AB0

square

#B02A3F #82B02A #2AB09B #582AB0

split-complementary

#B02A3F #2AB058 #2A82B0

monochromatic

#4D121C #7F1E2D #B02A3F #D3455B #DE7686

Accessibility & contrast

On white

6.46

#B02A3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#B02A3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02A3F

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02A3F	#FFFFFF	#000000	##FFFFFF
##B02A3F	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504C3F

Deuteranopia (green-blind)

#72683B

Tritanopia (blue-blind)

#C10033

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b02a3f;
/* rgb */ color: rgb(176, 42, 63);
/* oklch */ color: oklch(50.4% 0.169 17.4);

Tailwind

colors: {
  custom: {
    50: '#cf6f73',
    500: '#b02a3f',
    950: '#000000',
  },
}

SCSS

$custom: #b02a3f;
$custom-light: #cf6f73;
$custom-dark: #000000;

JSON

{
  "hex": "#b02a3f",
  "rgb": {
    "r": 176,
    "g": 42,
    "b": 63
  },
  "hsl": {
    "h": 350.597,
    "s": 61.468,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50388,
    "c": 0.16927,
    "h": 17.4
  },
  "luminance": 0.11245
}

Semantic roles & 50–950 ramp

primary

#B02A3F

secondary

#70C6B8

accent

#E5CB43

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B02A3F

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

Preview Lab → · Contrast checker → · Palette generator →