#B04740#B04740

#B04740 is a mid, vivid red. Relative luminance 0.141; OKLCH L 53.7% C 0.139 H 26.6°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#B04740
RGB	rgb(176, 71, 64)
HSL	hsl(4, 47%, 47%)
HSV	hsv(4, 64%, 69%)
CMYK	cmyk(0%, 59.7%, 63.6%, 31%)
CIE-LAB	lab(44.39, 42.38, 26.10)
CIE-LCH	lch(44.39, 49.77, 31.63°)
OKLab	oklab(53.68% 0.1242 0.0621)
OKLCH	oklch(53.68% 0.139 26.6)
XYZ	xyz(21.0851, 14.1095, 6.4626)
Luminance	0.1411 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B04740 #40A9B0

analogous

#B04071 #B04740 #B07F40

triadic

#B04740 #40B047 #4740B0

tetradic

#B04740 #71B040 #40A9B0 #7F40B0

square

#B04740 #71B040 #40A9B0 #7F40B0

split-complementary

#B04740 #40B07F #4071B0

monochromatic

#56231F #833530 #B04740 #C76C66 #D89793

Accessibility & contrast

On white

5.50

#B04740 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#B04740 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B04740

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B04740	#FFFFFF	#000000	##FFFFFF
##B04740	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625B3F

Deuteranopia (green-blind)

#7C713D

Tritanopia (blue-blind)

#C13246

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b04740;
/* rgb */ color: rgb(176, 71, 64);
/* oklch */ color: oklch(53.7% 0.139 26.6);

Tailwind

colors: {
  custom: {
    50: '#ce7e75',
    500: '#b04740',
    950: '#000000',
  },
}

SCSS

$custom: #b04740;
$custom-light: #ce7e75;
$custom-dark: #000000;

JSON

{
  "hex": "#b04740",
  "rgb": {
    "r": 176,
    "g": 71,
    "b": 64
  },
  "hsl": {
    "h": 3.75,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.53682,
    "c": 0.13886,
    "h": 26.6
  },
  "luminance": 0.14107
}

Semantic roles & 50–950 ramp

primary

#B04740

secondary

#89BFC3

accent

#CED651

background

#FDF7F7

surface

#FAEEED

border

#D3C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B04740

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

Preview Lab → · Contrast checker → · Palette generator →