#B04428#B04428

#B04428 is a mid, vivid red. Relative luminance 0.135; OKLCH L 52.9% C 0.147 H 35.5°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#B04428
RGB	rgb(176, 68, 40)
HSL	hsl(12, 63%, 42%)
HSV	hsv(12, 77%, 69%)
CMYK	cmyk(0%, 61.4%, 77.3%, 31%)
CIE-LAB	lab(43.54, 42.53, 38.79)
CIE-LCH	lch(43.54, 57.56, 42.37°)
OKLab	oklab(52.94% 0.12 0.0856)
OKLCH	oklch(52.94% 0.147 35.5)
XYZ	xyz(20.3568, 13.5204, 3.5448)
Luminance	0.1352 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B04428 #2894B0

analogous

#B02850 #B04428 #B08828

triadic

#B04428 #28B044 #4428B0

tetradic

#B04428 #50B028 #2894B0 #8828B0

square

#B04428 #50B028 #2894B0 #8828B0

split-complementary

#B04428 #28B088 #2850B0

monochromatic

#4C1D11 #7E311D #B04428 #D45F41 #DF8973

Accessibility & contrast

On white

5.67

#B04428 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#B04428 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B04428

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B04428	#FFFFFF	#000000	##FFFFFF
##B04428	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625824

Deuteranopia (green-blind)

#7D7024

Tritanopia (blue-blind)

#C22A3E

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b04428;
/* rgb */ color: rgb(176, 68, 40);
/* oklch */ color: oklch(52.9% 0.147 35.5);

Tailwind

colors: {
  custom: {
    50: '#cf7c64',
    500: '#b04428',
    950: '#000000',
  },
}

SCSS

$custom: #b04428;
$custom-light: #cf7c64;
$custom-dark: #000000;

JSON

{
  "hex": "#b04428",
  "rgb": {
    "r": 176,
    "g": 68,
    "b": 40
  },
  "hsl": {
    "h": 12.353,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.52937,
    "c": 0.14736,
    "h": 35.5
  },
  "luminance": 0.13518
}

Semantic roles & 50–950 ramp

primary

#B04428

secondary

#6DB4C6

accent

#C4E642

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150A05

muted

#837C7A

Preview Lab

Preview with #B04428

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

Preview Lab → · Contrast checker → · Palette generator →