#B23829#B23829

#B23829 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.8% C 0.161 H 30.3°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#B23829
RGB	rgb(178, 56, 41)
HSL	hsl(7, 63%, 43%)
HSV	hsv(7, 77%, 70%)
CMYK	cmyk(0%, 68.5%, 77%, 30.2%)
CIE-LAB	lab(41.93, 48.56, 36.66)
CIE-LCH	lch(41.93, 60.85, 37.05°)
OKLab	oklab(51.8% 0.1387 0.0811)
OKLCH	oklch(51.8% 0.161 30.3)
XYZ	xyz(20.1768, 12.4564, 3.4393)
Luminance	0.1245 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23829 #29A3B2

analogous

#B2295F #B23829 #B27C29

triadic

#B23829 #29B238 #3829B2

tetradic

#B23829 #5FB229 #29A3B2 #7C29B2

square

#B23829 #5FB229 #29A3B2 #7C29B2

split-complementary

#B23829 #29B27C #295FB2

monochromatic

#4F1912 #80281E #B23829 #D45444 #DF8276

Accessibility & contrast

On white

6.02

#B23829 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#B23829 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23829

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23829	#FFFFFF	#000000	##FFFFFF
##B23829	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5226

Deuteranopia (green-blind)

#796D24

Tritanopia (blue-blind)

#C41035

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b23829;
/* rgb */ color: rgb(178, 56, 41);
/* oklch */ color: oklch(51.8% 0.161 30.3);

Tailwind

colors: {
  custom: {
    50: '#d17664',
    500: '#b23829',
    950: '#000000',
  },
}

SCSS

$custom: #b23829;
$custom-light: #d17664;
$custom-dark: #000000;

JSON

{
  "hex": "#b23829",
  "rgb": {
    "r": 178,
    "g": 56,
    "b": 41
  },
  "hsl": {
    "h": 6.569,
    "s": 62.557,
    "l": 42.941
  },
  "oklch": {
    "l": 0.518,
    "c": 0.16067,
    "h": 30.3
  },
  "luminance": 0.12453
}

Semantic roles & 50–950 ramp

primary

#B23829

secondary

#70BDC7

accent

#D4E642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B23829

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

Preview Lab → · Contrast checker → · Palette generator →