#A23729#A23729

#A23729 is a mid, vivid red. Relative luminance 0.106; OKLCH L 48.9% C 0.144 H 30.4°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#A23729
RGB	rgb(162, 55, 41)
HSL	hsl(7, 60%, 40%)
HSV	hsv(7, 75%, 64%)
CMYK	cmyk(0%, 66%, 74.7%, 36.5%)
CIE-LAB	lab(38.86, 43.42, 32.47)
CIE-LCH	lch(38.86, 54.22, 36.79°)
OKLab	oklab(48.95% 0.1245 0.073)
OKLCH	oklch(48.95% 0.144 30.4)
XYZ	xyz(16.6685, 10.5763, 3.2611)
Luminance	0.1057 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A23729 #2994A2

analogous

#A22958 #A23729 #A27329

triadic

#A23729 #29A237 #3729A2

tetradic

#A23729 #58A229 #2994A2 #7329A2

square

#A23729 #58A229 #2994A2 #7329A2

split-complementary

#A23729 #29A273 #2958A2

monochromatic

#401610 #71261D #A23729 #CD4C3B #DA786C

Accessibility & contrast

On white

6.74

#A23729 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#A23729 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A23729

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A23729	#FFFFFF	#000000	##FFFFFF
##A23729	1.00	6.74	3.11	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554D27

Deuteranopia (green-blind)

#706425

Tritanopia (blue-blind)

#B21A34

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a23729;
/* rgb */ color: rgb(162, 55, 41);
/* oklch */ color: oklch(48.9% 0.144 30.4);

Tailwind

colors: {
  custom: {
    50: '#c57363',
    500: '#a23729',
    950: '#000000',
  },
}

SCSS

$custom: #a23729;
$custom-light: #c57363;
$custom-dark: #000000;

JSON

{
  "hex": "#a23729",
  "rgb": {
    "r": 162,
    "g": 55,
    "b": 41
  },
  "hsl": {
    "h": 6.942,
    "s": 59.606,
    "l": 39.804
  },
  "oklch": {
    "l": 0.48949,
    "c": 0.14431,
    "h": 30.4
  },
  "luminance": 0.10574
}

Semantic roles & 50–950 ramp

primary

#A23729

secondary

#67B6C0

accent

#D1E345

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140805

muted

#837B79

Preview Lab

Preview with #A23729

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

Preview Lab → · Contrast checker → · Palette generator →