#A33823#A33823

#A33823 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.2% C 0.146 H 33.1°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#A33823
RGB	rgb(163, 56, 35)
HSL	hsl(10, 65%, 39%)
HSV	hsv(10, 79%, 64%)
CMYK	cmyk(0%, 65.6%, 78.5%, 36.1%)
CIE-LAB	lab(39.14, 43.08, 36.19)
CIE-LCH	lch(39.14, 56.26, 40.04°)
OKLab	oklab(49.17% 0.1221 0.0795)
OKLCH	oklch(49.17% 0.146 33.1)
XYZ	xyz(16.8237, 10.7387, 2.7767)
Luminance	0.1074 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33823 #238EA3

analogous

#A3234E #A33823 #A37823

triadic

#A33823 #23A338 #3823A3

tetradic

#A33823 #4EA323 #238EA3 #7823A3

square

#A33823 #4EA323 #238EA3 #7823A3

split-complementary

#A33823 #23A378 #234EA3

monochromatic

#3E150D #712718 #A33823 #D34B31 #DD7763

Accessibility & contrast

On white

6.67

#A33823 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#A33823 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33823

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33823	#FFFFFF	#000000	##FFFFFF
##A33823	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564D20

Deuteranopia (green-blind)

#71651F

Tritanopia (blue-blind)

#B41A34

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a33823;
/* rgb */ color: rgb(163, 56, 35);
/* oklch */ color: oklch(49.2% 0.146 33.1);

Tailwind

colors: {
  custom: {
    50: '#c6745f',
    500: '#a33823',
    950: '#000000',
  },
}

SCSS

$custom: #a33823;
$custom-light: #c6745f;
$custom-dark: #000000;

JSON

{
  "hex": "#a33823",
  "rgb": {
    "r": 163,
    "g": 56,
    "b": 35
  },
  "hsl": {
    "h": 9.844,
    "s": 64.646,
    "l": 38.824
  },
  "oklch": {
    "l": 0.49172,
    "c": 0.14568,
    "h": 33.1
  },
  "luminance": 0.10736
}

Semantic roles & 50–950 ramp

primary

#A33823

secondary

#5FB2C3

accent

#CCE840

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140805

muted

#837B79

Preview Lab

Preview with #A33823

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

Preview Lab → · Contrast checker → · Palette generator →