#A42527#A42527

#A42527 is a mid, vivid red. Relative luminance 0.094; OKLCH L 47.4% C 0.163 H 25.4°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#A42527
RGB	rgb(164, 37, 39)
HSL	hsl(359, 63%, 39%)
HSV	hsv(359, 77%, 64%)
CMYK	cmyk(0%, 77.4%, 76.2%, 35.7%)
CIE-LAB	lab(36.68, 50.96, 31.33)
CIE-LCH	lch(36.68, 59.82, 31.58°)
OKLab	oklab(47.38% 0.1475 0.0699)
OKLCH	oklch(47.38% 0.163 25.4)
XYZ	xyz(16.3395, 9.3647, 2.8663)
Luminance	0.0936 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42527 #25A4A2

analogous

#A42567 #A42527 #A46325

triadic

#A42527 #27A425 #2527A4

tetradic

#A42527 #67A425 #25A4A2 #6325A4

square

#A42527 #67A425 #25A4A2 #6325A4

split-complementary

#A42527 #25A463 #2567A4

monochromatic

#400E0F #721A1B #A42527 #D13537 #DD6769

Accessibility & contrast

On white

7.31

#A42527 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#A42527 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42527

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42527	#FFFFFF	#000000	##FFFFFF
##A42527	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4526

Deuteranopia (green-blind)

#6B6022

Tritanopia (blue-blind)

#B50027

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a42527;
/* rgb */ color: rgb(164, 37, 39);
/* oklch */ color: oklch(47.4% 0.163 25.4);

Tailwind

colors: {
  custom: {
    50: '#c86b61',
    500: '#a42527',
    950: '#000000',
  },
}

SCSS

$custom: #a42527;
$custom-light: #c86b61;
$custom-dark: #000000;

JSON

{
  "hex": "#a42527",
  "rgb": {
    "r": 164,
    "g": 37,
    "b": 39
  },
  "hsl": {
    "h": 359.055,
    "s": 63.184,
    "l": 39.412
  },
  "oklch": {
    "l": 0.47381,
    "c": 0.16325,
    "h": 25.4
  },
  "luminance": 0.09362
}

Semantic roles & 50–950 ramp

primary

#A42527

secondary

#62C2C1

accent

#E6E442

background

#FDF6F5

surface

#FAECEA

border

#D3C7C6

text

#150705

muted

#837A79

Preview Lab

Preview with #A42527

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

Preview Lab → · Contrast checker → · Palette generator →