#B23F2E#B23F2E

#B23F2E is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.7% C 0.153 H 31.1°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#B23F2E
RGB	rgb(178, 63, 46)
HSL	hsl(8, 59%, 44%)
HSV	hsv(8, 74%, 70%)
CMYK	cmyk(0%, 64.6%, 74.2%, 30.2%)
CIE-LAB	lab(43.09, 45.79, 35.13)
CIE-LCH	lch(43.09, 57.71, 37.49°)
OKLab	oklab(52.69% 0.1311 0.079)
OKLCH	oklch(52.69% 0.153 31.1)
XYZ	xyz(20.6330, 13.2202, 4.0495)
Luminance	0.1322 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23F2E #2EA1B2

analogous

#B22E5F #B23F2E #B2812E

triadic

#B23F2E #2EB23F #3F2EB2

tetradic

#B23F2E #5FB22E #2EA1B2 #812EB2

square

#B23F2E #5FB22E #2EA1B2 #812EB2

split-complementary

#B23F2E #2EB281 #2E5FB2

monochromatic

#511D15 #812E21 #B23F2E #D15D4C #DD897D

Accessibility & contrast

On white

5.76

#B23F2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#B23F2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23F2E

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23F2E	#FFFFFF	#000000	##FFFFFF
##B23F2E	1.00	5.76	3.64	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F562B

Deuteranopia (green-blind)

#7C6F2A

Tritanopia (blue-blind)

#C4213C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b23f2e;
/* rgb */ color: rgb(178, 63, 46);
/* oklch */ color: oklch(52.7% 0.153 31.1);

Tailwind

colors: {
  custom: {
    50: '#d17a67',
    500: '#b23f2e',
    950: '#000000',
  },
}

SCSS

$custom: #b23f2e;
$custom-light: #d17a67;
$custom-dark: #000000;

JSON

{
  "hex": "#b23f2e",
  "rgb": {
    "r": 178,
    "g": 63,
    "b": 46
  },
  "hsl": {
    "h": 7.727,
    "s": 58.929,
    "l": 43.922
  },
  "oklch": {
    "l": 0.52689,
    "c": 0.15302,
    "h": 31.1
  },
  "luminance": 0.13217
}

Semantic roles & 50–950 ramp

primary

#B23F2E

secondary

#76BCC6

accent

#CEE246

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B23F2E

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

Preview Lab → · Contrast checker → · Palette generator →