#B03E2D#B03E2D

#B03E2D is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.2% C 0.152 H 31.1°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#B03E2D
RGB	rgb(176, 62, 45)
HSL	hsl(8, 59%, 43%)
HSV	hsv(8, 74%, 69%)
CMYK	cmyk(0%, 64.8%, 74.4%, 31%)
CIE-LAB	lab(42.56, 45.48, 35.00)
CIE-LCH	lch(42.56, 57.39, 37.59°)
OKLab	oklab(52.22% 0.1301 0.0786)
OKLCH	oklch(52.22% 0.152 31.1)
XYZ	xyz(20.1029, 12.8677, 3.9073)
Luminance	0.1286 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03E2D #2D9FB0

analogous

#B02D5D #B03E2D #B07F2D

triadic

#B03E2D #2DB03E #3E2DB0

tetradic

#B03E2D #5DB02D #2D9FB0 #7F2DB0

square

#B03E2D #5DB02D #2D9FB0 #7F2DB0

split-complementary

#B03E2D #2DB07F #2D5DB0

monochromatic

#4F1C14 #7F2D21 #B03E2D #D15B4A #DD877A

Accessibility & contrast

On white

5.88

#B03E2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B03E2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03E2D

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03E2D	#FFFFFF	#000000	##FFFFFF
##B03E2D	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E552A

Deuteranopia (green-blind)

#7A6E29

Tritanopia (blue-blind)

#C2203B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b03e2d;
/* rgb */ color: rgb(176, 62, 45);
/* oklch */ color: oklch(52.2% 0.152 31.1);

Tailwind

colors: {
  custom: {
    50: '#cf7967',
    500: '#b03e2d',
    950: '#000000',
  },
}

SCSS

$custom: #b03e2d;
$custom-light: #cf7967;
$custom-dark: #000000;

JSON

{
  "hex": "#b03e2d",
  "rgb": {
    "r": 176,
    "g": 62,
    "b": 45
  },
  "hsl": {
    "h": 7.786,
    "s": 59.276,
    "l": 43.333
  },
  "oklch": {
    "l": 0.52221,
    "c": 0.15201,
    "h": 31.1
  },
  "luminance": 0.12865
}

Semantic roles & 50–950 ramp

primary

#B03E2D

secondary

#73BBC5

accent

#CEE245

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B03E2D

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

Preview Lab → · Contrast checker → · Palette generator →