#A23128#A23128

#A23128 is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.2% C 0.150 H 28.5°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#A23128
RGB	rgb(162, 49, 40)
HSL	hsl(4, 60%, 40%)
HSV	hsv(4, 75%, 64%)
CMYK	cmyk(0%, 69.8%, 75.3%, 36.5%)
CIE-LAB	lab(37.90, 45.93, 31.99)
CIE-LCH	lch(37.90, 55.97, 34.86°)
OKLab	oklab(48.23% 0.1321 0.0718)
OKLCH	oklch(48.23% 0.15 28.5)
XYZ	xyz(16.3834, 10.0336, 3.0811)
Luminance	0.1003 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A23128 #2899A2

analogous

#A2285C #A23128 #A26E28

triadic

#A23128 #28A231 #3128A2

tetradic

#A23128 #5CA228 #2899A2 #6E28A2

square

#A23128 #5CA228 #2899A2 #6E28A2

split-complementary

#A23128 #28A26E #285CA2

monochromatic

#401310 #71221C #A23128 #CE4439 #DA726A

Accessibility & contrast

On white

6.99

#A23128 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#A23128 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A23128

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A23128	#FFFFFF	#000000	##FFFFFF
##A23128	1.00	6.99	3.01	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514A26

Deuteranopia (green-blind)

#6D6224

Tritanopia (blue-blind)

#B20B30

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a23128;
/* rgb */ color: rgb(162, 49, 40);
/* oklch */ color: oklch(48.2% 0.150 28.5);

Tailwind

colors: {
  custom: {
    50: '#c57062',
    500: '#a23128',
    950: '#000000',
  },
}

SCSS

$custom: #a23128;
$custom-light: #c57062;
$custom-dark: #000000;

JSON

{
  "hex": "#a23128",
  "rgb": {
    "r": 162,
    "g": 49,
    "b": 40
  },
  "hsl": {
    "h": 4.426,
    "s": 60.396,
    "l": 39.608
  },
  "oklch": {
    "l": 0.4823,
    "c": 0.15034,
    "h": 28.5
  },
  "luminance": 0.10031
}

Semantic roles & 50–950 ramp

primary

#A23128

secondary

#65BAC1

accent

#D8E444

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140805

muted

#837B79

Preview Lab

Preview with #A23128

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

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