#A3433B#A3433B

#A3433B is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.0% C 0.129 H 27.3°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#A3433B
RGB	rgb(163, 67, 59)
HSL	hsl(5, 47%, 44%)
HSV	hsv(5, 64%, 64%)
CMYK	cmyk(0%, 58.9%, 63.8%, 36.1%)
CIE-LAB	lab(41.40, 39.18, 24.89)
CIE-LCH	lch(41.40, 46.42, 32.43°)
OKLab	oklab(50.98% 0.1147 0.0593)
OKLCH	oklch(50.98% 0.129 27.3)
XYZ	xyz(17.9025, 12.1189, 5.5333)
Luminance	0.1212 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3433B #3B9BA3

analogous

#A33B67 #A3433B #A3773B

triadic

#A3433B #3BA343 #433BA3

tetradic

#A3433B #67A33B #3B9BA3 #773BA3

square

#A3433B #67A33B #3B9BA3 #773BA3

split-complementary

#A3433B #3BA377 #3B67A3

monochromatic

#491E1A #76312B #A3433B #C36158 #D38B85

Accessibility & contrast

On white

6.13

#A3433B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#A3433B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A3433B

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3433B	#FFFFFF	#000000	##FFFFFF
##A3433B	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C553A

Deuteranopia (green-blind)

#736939

Tritanopia (blue-blind)

#B23042

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #a3433b;
/* rgb */ color: rgb(163, 67, 59);
/* oklch */ color: oklch(51.0% 0.129 27.3);

Tailwind

colors: {
  custom: {
    50: '#c47b71',
    500: '#a3433b',
    950: '#000000',
  },
}

SCSS

$custom: #a3433b;
$custom-light: #c47b71;
$custom-dark: #000000;

JSON

{
  "hex": "#a3433b",
  "rgb": {
    "r": 163,
    "g": 67,
    "b": 59
  },
  "hsl": {
    "h": 4.615,
    "s": 46.847,
    "l": 43.529
  },
  "oklch": {
    "l": 0.50984,
    "c": 0.1291,
    "h": 27.3
  },
  "luminance": 0.12117
}

Semantic roles & 50–950 ramp

primary

#A3433B

secondary

#7DB8BD

accent

#CCD651

background

#FCF7F6

surface

#F9EEEC

border

#D2C9C7

text

#140907

muted

#827B7A

Preview Lab

Preview with #A3433B

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

Preview Lab → · Contrast checker → · Palette generator →