#A03D33#A03D33

#A03D33 is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.5% C 0.134 H 28.6°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#A03D33
RGB	rgb(160, 61, 51)
HSL	hsl(6, 52%, 41%)
HSV	hsv(6, 68%, 63%)
CMYK	cmyk(0%, 61.9%, 68.1%, 37.3%)
CIE-LAB	lab(39.67, 40.46, 27.44)
CIE-LCH	lch(39.67, 48.89, 34.15°)
OKLab	oklab(49.54% 0.1175 0.064)
OKLCH	oklch(49.54% 0.134 28.6)
XYZ	xyz(16.7652, 11.0523, 4.3818)
Luminance	0.1105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03D33 #3396A0

analogous

#A03360 #A03D33 #A07433

triadic

#A03D33 #33A03D #3D33A0

tetradic

#A03D33 #60A033 #3396A0 #7433A0

square

#A03D33 #60A033 #3396A0 #7433A0

split-complementary

#A03D33 #33A074 #3360A0

monochromatic

#431A15 #722B24 #A03D33 #C6564B #D48179

Accessibility & contrast

On white

6.54

#A03D33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#A03D33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03D33

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03D33	#FFFFFF	#000000	##FFFFFF
##A03D33	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575031

Deuteranopia (green-blind)

#706530

Tritanopia (blue-blind)

#B0283B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a03d33;
/* rgb */ color: rgb(160, 61, 51);
/* oklch */ color: oklch(49.5% 0.134 28.6);

Tailwind

colors: {
  custom: {
    50: '#c2776b',
    500: '#a03d33',
    950: '#000000',
  },
}

SCSS

$custom: #a03d33;
$custom-light: #c2776b;
$custom-dark: #000000;

JSON

{
  "hex": "#a03d33",
  "rgb": {
    "r": 160,
    "g": 61,
    "b": 51
  },
  "hsl": {
    "h": 5.505,
    "s": 51.659,
    "l": 41.373
  },
  "oklch": {
    "l": 0.49536,
    "c": 0.1338,
    "h": 28.6
  },
  "luminance": 0.1105
}

Semantic roles & 50–950 ramp

primary

#A03D33

secondary

#72B6BD

accent

#CEDB4D

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140906

muted

#827B7A

Preview Lab

Preview with #A03D33

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

Preview Lab → · Contrast checker → · Palette generator →