#B23D38#B23D38

#B23D38 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.6% C 0.153 H 26.2°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B23D38
RGB	rgb(178, 61, 56)
HSL	hsl(2, 52%, 46%)
HSV	hsv(2, 69%, 70%)
CMYK	cmyk(0%, 65.7%, 68.5%, 30.2%)
CIE-LAB	lab(42.90, 47.16, 29.11)
CIE-LCH	lch(42.90, 55.42, 31.68°)
OKLab	oklab(52.59% 0.1374 0.0677)
OKLCH	oklch(52.59% 0.153 26.2)
XYZ	xyz(20.7448, 13.0909, 5.1751)
Luminance	0.1309 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23D38 #38ADB2

analogous

#B23870 #B23D38 #B27A38

triadic

#B23D38 #38B23D #3D38B2

tetradic

#B23D38 #70B238 #38ADB2 #7A38B2

square

#B23D38 #70B238 #38ADB2 #7A38B2

split-complementary

#B23D38 #38B27A #3870B2

monochromatic

#551D1B #832D29 #B23D38 #CC605C #DA8D8A

Accessibility & contrast

On white

5.80

#B23D38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B23D38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23D38

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23D38	#FFFFFF	#000000	##FFFFFF
##B23D38	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)

#5D5537

Deuteranopia (green-blind)

#7A6F35

Tritanopia (blue-blind)

#C3203D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b23d38;
/* rgb */ color: rgb(178, 61, 56);
/* oklch */ color: oklch(52.6% 0.153 26.2);

Tailwind

colors: {
  custom: {
    50: '#d0796f',
    500: '#b23d38',
    950: '#000000',
  },
}

SCSS

$custom: #b23d38;
$custom-light: #d0796f;
$custom-dark: #000000;

JSON

{
  "hex": "#b23d38",
  "rgb": {
    "r": 178,
    "g": 61,
    "b": 56
  },
  "hsl": {
    "h": 2.459,
    "s": 52.137,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52587,
    "c": 0.1532,
    "h": 26.2
  },
  "luminance": 0.13088
}

Semantic roles & 50–950 ramp

primary

#B23D38

secondary

#81C2C5

accent

#D6DC4C

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #B23D38

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

Preview Lab → · Contrast checker → · Palette generator →