#A83A23#A83A23

#A83A23 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.3% C 0.149 H 33.5°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#A83A23
RGB	rgb(168, 58, 35)
HSL	hsl(10, 66%, 40%)
HSV	hsv(10, 79%, 66%)
CMYK	cmyk(0%, 65.5%, 79.2%, 34.1%)
CIE-LAB	lab(40.37, 43.99, 37.75)
CIE-LCH	lch(40.37, 57.96, 40.63°)
OKLab	oklab(50.27% 0.1244 0.0825)
OKLCH	oklch(50.27% 0.149 33.5)
XYZ	xyz(17.9669, 11.4749, 2.8586)
Luminance	0.1147 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A83A23 #2391A8

analogous

#A8234F #A83A23 #A87D23

triadic

#A83A23 #23A83A #3A23A8

tetradic

#A83A23 #4FA823 #2391A8 #7D23A8

square

#A83A23 #4FA823 #2391A8 #7D23A8

split-complementary

#A83A23 #23A87D #234FA8

monochromatic

#43170E #752918 #A83A23 #D54F34 #DF7B66

Accessibility & contrast

On white

6.37

#A83A23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#A83A23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A83A23

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A83A23	#FFFFFF	#000000	##FFFFFF
##A83A23	1.00	6.37	3.29	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595020

Deuteranopia (green-blind)

#75681F

Tritanopia (blue-blind)

#B91B35

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a83a23;
/* rgb */ color: rgb(168, 58, 35);
/* oklch */ color: oklch(50.3% 0.149 33.5);

Tailwind

colors: {
  custom: {
    50: '#ca7660',
    500: '#a83a23',
    950: '#000000',
  },
}

SCSS

$custom: #a83a23;
$custom-light: #ca7660;
$custom-dark: #000000;

JSON

{
  "hex": "#a83a23",
  "rgb": {
    "r": 168,
    "g": 58,
    "b": 35
  },
  "hsl": {
    "h": 10.376,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.50268,
    "c": 0.14923,
    "h": 33.5
  },
  "luminance": 0.11472
}

Semantic roles & 50–950 ramp

primary

#A83A23

secondary

#62B4C5

accent

#CBE83F

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#150905

muted

#837B79

Preview Lab

Preview with #A83A23

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

Preview Lab → · Contrast checker → · Palette generator →