#A03D40#A03D40

#A03D40 is a mid, vivid red. Relative luminance 0.112; OKLCH L 49.8% C 0.132 H 21.4°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#A03D40
RGB	rgb(160, 61, 64)
HSL	hsl(358, 45%, 43%)
HSV	hsv(358, 62%, 63%)
CMYK	cmyk(0%, 61.9%, 60%, 37.3%)
CIE-LAB	lab(39.89, 41.33, 19.80)
CIE-LCH	lch(39.89, 45.83, 25.59°)
OKLab	oklab(49.77% 0.1227 0.0482)
OKLCH	oklch(49.77% 0.132 21.4)
XYZ	xyz(17.0929, 11.1834, 6.1080)
Luminance	0.1118 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03D40 #3DA09D

analogous

#A03D71 #A03D40 #A06B3D

triadic

#A03D40 #40A03D #3D40A0

tetradic

#A03D40 #71A03D #3DA09D #6B3DA0

square

#A03D40 #71A03D #3DA09D #6B3DA0

split-complementary

#A03D40 #3DA06B #3D71A0

monochromatic

#471B1D #742C2E #A03D40 #C05A5D #D18689

Accessibility & contrast

On white

6.49

#A03D40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#A03D40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03D40

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03D40	#FFFFFF	#000000	##FFFFFF
##A03D40	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56513F

Deuteranopia (green-blind)

#6F663E

Tritanopia (blue-blind)

#AF2A3F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a03d40;
/* rgb */ color: rgb(160, 61, 64);
/* oklch */ color: oklch(49.8% 0.132 21.4);

Tailwind

colors: {
  custom: {
    50: '#c27774',
    500: '#a03d40',
    950: '#000000',
  },
}

SCSS

$custom: #a03d40;
$custom-light: #c27774;
$custom-dark: #000000;

JSON

{
  "hex": "#a03d40",
  "rgb": {
    "r": 160,
    "g": 61,
    "b": 64
  },
  "hsl": {
    "h": 358.182,
    "s": 44.796,
    "l": 43.333
  },
  "oklch": {
    "l": 0.49772,
    "c": 0.13183,
    "h": 21.4
  },
  "luminance": 0.11181
}

Semantic roles & 50–950 ramp

primary

#A03D40

secondary

#7DBBB9

accent

#D4D153

background

#FCF7F7

surface

#F8EDED

border

#D1C8C8

text

#130908

muted

#827B7B

Preview Lab

Preview with #A03D40

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

Preview Lab → · Contrast checker → · Palette generator →