#B23E2E#B23E2E

#B23E2E is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.6% C 0.154 H 30.7°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B23E2E
RGB	rgb(178, 62, 46)
HSL	hsl(7, 59%, 44%)
HSV	hsv(7, 74%, 70%)
CMYK	cmyk(0%, 65.2%, 74.2%, 30.2%)
CIE-LAB	lab(42.93, 46.23, 34.94)
CIE-LCH	lch(42.93, 57.95, 37.09°)
OKLab	oklab(52.57% 0.1324 0.0786)
OKLCH	oklch(52.57% 0.154 30.7)
XYZ	xyz(20.5781, 13.1104, 4.0312)
Luminance	0.1311 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23E2E #2EA2B2

analogous

#B22E60 #B23E2E #B2802E

triadic

#B23E2E #2EB23E #3E2EB2

tetradic

#B23E2E #60B22E #2EA2B2 #802EB2

square

#B23E2E #60B22E #2EA2B2 #802EB2

split-complementary

#B23E2E #2EB280 #2E60B2

monochromatic

#511C15 #812D21 #B23E2E #D15C4C #DD897D

Accessibility & contrast

On white

5.80

#B23E2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B23E2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23E2E

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23E2E	#FFFFFF	#000000	##FFFFFF
##B23E2E	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E552C

Deuteranopia (green-blind)

#7B6F2A

Tritanopia (blue-blind)

#C41F3B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b23e2e;
/* rgb */ color: rgb(178, 62, 46);
/* oklch */ color: oklch(52.6% 0.154 30.7);

Tailwind

colors: {
  custom: {
    50: '#d17967',
    500: '#b23e2e',
    950: '#000000',
  },
}

SCSS

$custom: #b23e2e;
$custom-light: #d17967;
$custom-dark: #000000;

JSON

{
  "hex": "#b23e2e",
  "rgb": {
    "r": 178,
    "g": 62,
    "b": 46
  },
  "hsl": {
    "h": 7.273,
    "s": 58.929,
    "l": 43.922
  },
  "oklch": {
    "l": 0.52566,
    "c": 0.154,
    "h": 30.7
  },
  "luminance": 0.13107
}

Semantic roles & 50–950 ramp

primary

#B23E2E

secondary

#76BCC6

accent

#CFE246

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B23E2E

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

Preview Lab → · Contrast checker → · Palette generator →