#B23D2D#B23D2D

#B23D2D is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.4% C 0.155 H 30.7°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#B23D2D
RGB	rgb(178, 61, 45)
HSL	hsl(7, 60%, 44%)
HSV	hsv(7, 75%, 70%)
CMYK	cmyk(0%, 65.7%, 74.7%, 30.2%)
CIE-LAB	lab(42.76, 46.62, 35.32)
CIE-LCH	lch(42.76, 58.49, 37.14°)
OKLab	oklab(52.43% 0.1335 0.0792)
OKLCH	oklch(52.43% 0.155 30.7)
XYZ	xyz(20.5047, 12.9949, 3.9107)
Luminance	0.1299 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23D2D #2DA2B2

analogous

#B22D5F #B23D2D #B27F2D

triadic

#B23D2D #2DB23D #3D2DB2

tetradic

#B23D2D #5FB22D #2DA2B2 #7F2DB2

square

#B23D2D #5FB22D #2DA2B2 #7F2DB2

split-complementary

#B23D2D #2DB27F #2D5FB2

monochromatic

#501C14 #812C21 #B23D2D #D15B4B #DE877C

Accessibility & contrast

On white

5.84

#B23D2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B23D2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23D2D

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23D2D	#FFFFFF	#000000	##FFFFFF
##B23D2D	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E552A

Deuteranopia (green-blind)

#7B6E29

Tritanopia (blue-blind)

#C41D3A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b23d2d;
/* rgb */ color: rgb(178, 61, 45);
/* oklch */ color: oklch(52.4% 0.155 30.7);

Tailwind

colors: {
  custom: {
    50: '#d17867',
    500: '#b23d2d',
    950: '#000000',
  },
}

SCSS

$custom: #b23d2d;
$custom-light: #d17867;
$custom-dark: #000000;

JSON

{
  "hex": "#b23d2d",
  "rgb": {
    "r": 178,
    "g": 61,
    "b": 45
  },
  "hsl": {
    "h": 7.218,
    "s": 59.641,
    "l": 43.725
  },
  "oklch": {
    "l": 0.52432,
    "c": 0.15517,
    "h": 30.7
  },
  "luminance": 0.12992
}

Semantic roles & 50–950 ramp

primary

#B23D2D

secondary

#75BCC6

accent

#D0E345

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B23D2D

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

Preview Lab → · Contrast checker → · Palette generator →