#A03C23#A03C23

#A03C23 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.2% C 0.139 H 35.1°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#A03C23
RGB	rgb(160, 60, 35)
HSL	hsl(12, 64%, 38%)
HSV	hsv(12, 78%, 63%)
CMYK	cmyk(0%, 62.5%, 78.1%, 37.3%)
CIE-LAB	lab(39.29, 40.14, 36.19)
CIE-LCH	lch(39.29, 54.04, 42.04°)
OKLab	oklab(49.19% 0.1133 0.0797)
OKLCH	oklch(49.19% 0.139 35.1)
XYZ	xyz(16.4182, 10.8290, 2.8154)
Luminance	0.1083 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03C23 #2387A0

analogous

#A02348 #A03C23 #A07A23

triadic

#A03C23 #23A03C #3C23A0

tetradic

#A03C23 #48A023 #2387A0 #7A23A0

square

#A03C23 #48A023 #2387A0 #7A23A0

split-complementary

#A03C23 #23A07A #2348A0

monochromatic

#3C160D #6E2918 #A03C23 #D14F2F #DC7A61

Accessibility & contrast

On white

6.63

#A03C23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#A03C23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03C23

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03C23	#FFFFFF	#000000	##FFFFFF
##A03C23	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584F20

Deuteranopia (green-blind)

#71651F

Tritanopia (blue-blind)

#B02337

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a03c23;
/* rgb */ color: rgb(160, 60, 35);
/* oklch */ color: oklch(49.2% 0.139 35.1);

Tailwind

colors: {
  custom: {
    50: '#c4765f',
    500: '#a03c23',
    950: '#000000',
  },
}

SCSS

$custom: #a03c23;
$custom-light: #c4765f;
$custom-dark: #000000;

JSON

{
  "hex": "#a03c23",
  "rgb": {
    "r": 160,
    "g": 60,
    "b": 35
  },
  "hsl": {
    "h": 12,
    "s": 64.103,
    "l": 38.235
  },
  "oklch": {
    "l": 0.49187,
    "c": 0.13851,
    "h": 35.1
  },
  "luminance": 0.10827
}

Semantic roles & 50–950 ramp

primary

#A03C23

secondary

#5DADC1

accent

#C6E741

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140905

muted

#837B79

Preview Lab

Preview with #A03C23

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

Preview Lab → · Contrast checker → · Palette generator →