#A02831#A02831

#A02831 is a mid, vivid red. Relative luminance 0.092; OKLCH L 47.1% C 0.156 H 21.7°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#A02831
RGB	rgb(160, 40, 49)
HSL	hsl(356, 60%, 39%)
HSV	hsv(356, 75%, 63%)
CMYK	cmyk(0%, 75%, 69.4%, 37.3%)
CIE-LAB	lab(36.40, 49.15, 24.69)
CIE-LCH	lch(36.40, 55.00, 26.67°)
OKLab	oklab(47.08% 0.1445 0.0576)
OKLCH	oklch(47.08% 0.156 21.7)
XYZ	xyz(15.8121, 9.2153, 3.8513)
Luminance	0.0921 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A02831 #28A097

analogous

#A0286D #A02831 #A05B28

triadic

#A02831 #31A028 #2831A0

tetradic

#A02831 #6DA028 #28A097 #5B28A0

square

#A02831 #6DA028 #28A097 #5B28A0

split-complementary

#A02831 #28A05B #286DA0

monochromatic

#3E1013 #6F1C22 #A02831 #CD3843 #D96971

Accessibility & contrast

On white

7.39

#A02831 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#A02831 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A02831

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A02831	#FFFFFF	#000000	##FFFFFF
##A02831	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4530

Deuteranopia (green-blind)

#695F2D

Tritanopia (blue-blind)

#B0002C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a02831;
/* rgb */ color: rgb(160, 40, 49);
/* oklch */ color: oklch(47.1% 0.156 21.7);

Tailwind

colors: {
  custom: {
    50: '#c46c69',
    500: '#a02831',
    950: '#000000',
  },
}

SCSS

$custom: #a02831;
$custom-light: #c46c69;
$custom-dark: #000000;

JSON

{
  "hex": "#a02831",
  "rgb": {
    "r": 160,
    "g": 40,
    "b": 49
  },
  "hsl": {
    "h": 355.5,
    "s": 60,
    "l": 39.216
  },
  "oklch": {
    "l": 0.47075,
    "c": 0.15558,
    "h": 21.7
  },
  "luminance": 0.09213
}

Semantic roles & 50–950 ramp

primary

#A02831

secondary

#64C0B9

accent

#E3D745

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A02831

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

Preview Lab → · Contrast checker → · Palette generator →