#A01838#A01838

#A01838 is a mid, vivid red. Relative luminance 0.084; OKLCH L 46.0% C 0.168 H 15.1°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#A01838
RGB	rgb(160, 24, 56)
HSL	hsl(346, 74%, 36%)
HSV	hsv(346, 85%, 63%)
CMYK	cmyk(0%, 85%, 65%, 37.3%)
CIE-LAB	lab(34.83, 54.30, 18.26)
CIE-LCH	lch(34.83, 57.28, 18.58°)
OKLab	oklab(45.96% 0.1626 0.044)
OKLCH	oklch(45.96% 0.168 15.1)
XYZ	xyz(15.5394, 8.4148, 4.5466)
Luminance	0.0841 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01838 #18A080

analogous

#A0187C #A01838 #A03C18

triadic

#A01838 #38A018 #1838A0

tetradic

#A01838 #7CA018 #18A080 #3C18A0

square

#A01838 #7CA018 #18A080 #3C18A0

split-complementary

#A01838 #18A03C #187CA0

monochromatic

#360813 #6B1025 #A01838 #D5204B #E44E71

Accessibility & contrast

On white

7.83

#A01838 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#A01838 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01838

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01838	#FFFFFF	#000000	##FFFFFF
##A01838	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424038

Deuteranopia (green-blind)

#645C34

Tritanopia (blue-blind)

#B00027

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01838;
/* rgb */ color: rgb(160, 24, 56);
/* oklch */ color: oklch(46.0% 0.168 15.1);

Tailwind

colors: {
  custom: {
    50: '#c4666e',
    500: '#a01838',
    950: '#000000',
  },
}

SCSS

$custom: #a01838;
$custom-light: #c4666e;
$custom-dark: #000000;

JSON

{
  "hex": "#a01838",
  "rgb": {
    "r": 160,
    "g": 24,
    "b": 56
  },
  "hsl": {
    "h": 345.882,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45958,
    "c": 0.16842,
    "h": 15.1
  },
  "luminance": 0.08412
}

Semantic roles & 50–950 ramp

primary

#A01838

secondary

#4DC6AA

accent

#F1C537

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140707

muted

#837A7A

Preview Lab

Preview with #A01838

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

Preview Lab → · Contrast checker → · Palette generator →