#A42A24#A42A24

#A42A24 is a mid, vivid red. Relative luminance 0.097; OKLCH L 47.8% C 0.159 H 27.8°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#A42A24
RGB	rgb(164, 42, 36)
HSL	hsl(3, 64%, 39%)
HSV	hsv(3, 78%, 64%)
CMYK	cmyk(0%, 74.4%, 78%, 35.7%)
CIE-LAB	lab(37.26, 49.12, 33.72)
CIE-LCH	lch(37.26, 59.58, 34.47°)
OKLab	oklab(47.8% 0.1411 0.0743)
OKLCH	oklch(47.8% 0.159 27.8)
XYZ	xyz(16.4582, 9.6784, 2.6702)
Luminance	0.0968 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42A24 #249EA4

analogous

#A4245E #A42A24 #A46A24

triadic

#A42A24 #24A42A #2A24A4

tetradic

#A42A24 #5EA424 #249EA4 #6A24A4

square

#A42A24 #5EA424 #249EA4 #6A24A4

split-complementary

#A42A24 #24A46A #245EA4

monochromatic

#40100E #721D19 #A42A24 #D23A33 #DD6B65

Accessibility & contrast

On white

7.15

#A42A24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#A42A24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42A24

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42A24	#FFFFFF	#000000	##FFFFFF
##A42A24	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4722

Deuteranopia (green-blind)

#6D611F

Tritanopia (blue-blind)

#B5002A

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42a24;
/* rgb */ color: rgb(164, 42, 36);
/* oklch */ color: oklch(47.8% 0.159 27.8);

Tailwind

colors: {
  custom: {
    50: '#c86d5f',
    500: '#a42a24',
    950: '#000000',
  },
}

SCSS

$custom: #a42a24;
$custom-light: #c86d5f;
$custom-dark: #000000;

JSON

{
  "hex": "#a42a24",
  "rgb": {
    "r": 164,
    "g": 42,
    "b": 36
  },
  "hsl": {
    "h": 2.813,
    "s": 64,
    "l": 39.216
  },
  "oklch": {
    "l": 0.47803,
    "c": 0.15944,
    "h": 27.8
  },
  "luminance": 0.09676
}

Semantic roles & 50–950 ramp

primary

#A42A24

secondary

#61BEC3

accent

#DFE741

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A42A24

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

Preview Lab → · Contrast checker → · Palette generator →