#A03421#A03421

#A03421 is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.1% C 0.147 H 32.3°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#A03421
RGB	rgb(160, 52, 33)
HSL	hsl(9, 66%, 38%)
HSV	hsv(9, 79%, 63%)
CMYK	cmyk(0%, 67.5%, 79.4%, 37.3%)
CIE-LAB	lab(37.92, 43.68, 35.86)
CIE-LCH	lch(37.92, 56.52, 39.38°)
OKLab	oklab(48.15% 0.1239 0.0784)
OKLCH	oklch(48.15% 0.147 32.3)
XYZ	xyz(16.0015, 10.0417, 2.5342)
Luminance	0.1004 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03421 #218DA0

analogous

#A0214E #A03421 #A07321

triadic

#A03421 #21A034 #3421A0

tetradic

#A03421 #4EA021 #218DA0 #7321A0

square

#A03421 #4EA021 #218DA0 #7321A0

split-complementary

#A03421 #21A073 #214EA0

monochromatic

#3B130C #6D2417 #A03421 #D3442B #DE715E

Accessibility & contrast

On white

6.98

#A03421 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#A03421 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03421

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03421	#FFFFFF	#000000	##FFFFFF
##A03421	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534A1E

Deuteranopia (green-blind)

#6E621D

Tritanopia (blue-blind)

#B01330

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a03421;
/* rgb */ color: rgb(160, 52, 33);
/* oklch */ color: oklch(48.1% 0.147 32.3);

Tailwind

colors: {
  custom: {
    50: '#c4715e',
    500: '#a03421',
    950: '#000000',
  },
}

SCSS

$custom: #a03421;
$custom-light: #c4715e;
$custom-dark: #000000;

JSON

{
  "hex": "#a03421",
  "rgb": {
    "r": 160,
    "g": 52,
    "b": 33
  },
  "hsl": {
    "h": 8.976,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.48147,
    "c": 0.14662,
    "h": 32.3
  },
  "luminance": 0.10039
}

Semantic roles & 50–950 ramp

primary

#A03421

secondary

#5BB3C2

accent

#CFE93F

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140804

muted

#837B79

Preview Lab

Preview with #A03421

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

Preview Lab → · Contrast checker → · Palette generator →