#B02740#B02740

#B02740 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.2% C 0.172 H 16.4°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#B02740
RGB	rgb(176, 39, 64)
HSL	hsl(349, 64%, 42%)
HSV	hsv(349, 78%, 69%)
CMYK	cmyk(0%, 77.8%, 63.6%, 31%)
CIE-LAB	lab(39.67, 55.22, 20.08)
CIE-LCH	lch(39.67, 58.76, 19.98°)
OKLab	oklab(50.16% 0.165 0.0484)
OKLCH	oklch(50.16% 0.172 16.4)
XYZ	xyz(19.5575, 11.0542, 5.9534)
Luminance	0.1105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02740 #27B097

analogous

#B02785 #B02740 #B05327

triadic

#B02740 #40B027 #2740B0

tetradic

#B02740 #85B027 #27B097 #5327B0

square

#B02740 #85B027 #27B097 #5327B0

split-complementary

#B02740 #27B053 #2785B0

monochromatic

#4C111C #7E1C2E #B02740 #D5405B #E07286

Accessibility & contrast

On white

6.54

#B02740 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B02740 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02740

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02740	#FFFFFF	#000000	##FFFFFF
##B02740	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4B40

Deuteranopia (green-blind)

#71683C

Tritanopia (blue-blind)

#C10032

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b02740;
/* rgb */ color: rgb(176, 39, 64);
/* oklch */ color: oklch(50.2% 0.172 16.4);

Tailwind

colors: {
  custom: {
    50: '#cf6e74',
    500: '#b02740',
    950: '#000000',
  },
}

SCSS

$custom: #b02740;
$custom-light: #cf6e74;
$custom-dark: #000000;

JSON

{
  "hex": "#b02740",
  "rgb": {
    "r": 176,
    "g": 39,
    "b": 64
  },
  "hsl": {
    "h": 349.051,
    "s": 63.721,
    "l": 42.157
  },
  "oklch": {
    "l": 0.50155,
    "c": 0.17193,
    "h": 16.4
  },
  "luminance": 0.11051
}

Semantic roles & 50–950 ramp

primary

#B02740

secondary

#6CC7B6

accent

#E7C941

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B02740

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

Preview Lab → · Contrast checker → · Palette generator →