#A42B40#A42B40

#A42B40 is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.4% C 0.156 H 15.6°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#A42B40
RGB	rgb(164, 43, 64)
HSL	hsl(350, 58%, 41%)
HSV	hsv(350, 74%, 64%)
CMYK	cmyk(0%, 73.8%, 61%, 35.7%)
CIE-LAB	lab(37.83, 50.24, 17.22)
CIE-LCH	lch(37.83, 53.11, 18.92°)
OKLab	oklab(48.37% 0.1506 0.0421)
OKLCH	oklch(48.37% 0.156 15.6)
XYZ	xyz(17.1008, 9.9929, 5.8778)
Luminance	0.0999 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42B40 #2BA48F

analogous

#A42B7C #A42B40 #A4532B

triadic

#A42B40 #40A42B #2B40A4

tetradic

#A42B40 #7CA42B #2BA48F #532BA4

square

#A42B40 #7CA42B #2BA48F #532BA4

split-complementary

#A42B40 #2BA453 #2B7CA4

monochromatic

#43121A #741E2D #A42B40 #CD3F58 #D97082

Accessibility & contrast

On white

7.00

#A42B40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#A42B40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A42B40

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42B40	#FFFFFF	#000000	##FFFFFF
##A42B40	1.00	7.00	3.00	7.00
#FFFFFF	7.00	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4940

Deuteranopia (green-blind)

#6A623D

Tritanopia (blue-blind)

#B40334

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a42b40;
/* rgb */ color: rgb(164, 43, 64);
/* oklch */ color: oklch(48.4% 0.156 15.6);

Tailwind

colors: {
  custom: {
    50: '#c66e74',
    500: '#a42b40',
    950: '#000000',
  },
}

SCSS

$custom: #a42b40;
$custom-light: #c66e74;
$custom-dark: #000000;

JSON

{
  "hex": "#a42b40",
  "rgb": {
    "r": 164,
    "g": 43,
    "b": 64
  },
  "hsl": {
    "h": 349.587,
    "s": 58.454,
    "l": 40.588
  },
  "oklch": {
    "l": 0.4837,
    "c": 0.15636,
    "h": 15.6
  },
  "luminance": 0.0999
}

Semantic roles & 50–950 ramp

primary

#A42B40

secondary

#6AC1B2

accent

#E2C746

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#140808

muted

#837B7B

Preview Lab

Preview with #A42B40

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

Preview Lab → · Contrast checker → · Palette generator →