#A1243E#A1243E

#A1243E is a mid, vivid red. Relative luminance 0.092; OKLCH L 47.2% C 0.160 H 14.5°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#A1243E
RGB	rgb(161, 36, 62)
HSL	hsl(348, 63%, 39%)
HSV	hsv(348, 78%, 63%)
CMYK	cmyk(0%, 77.6%, 61.5%, 36.9%)
CIE-LAB	lab(36.35, 51.59, 16.42)
CIE-LCH	lch(36.35, 54.15, 17.66°)
OKLab	oklab(47.15% 0.1549 0.0402)
OKLCH	oklch(47.15% 0.16 14.5)
XYZ	xyz(16.2000, 9.1890, 5.4771)
Luminance	0.0919 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1243E #24A187

analogous

#A1247C #A1243E #A14824

triadic

#A1243E #3EA124 #243EA1

tetradic

#A1243E #7CA124 #24A187 #4824A1

square

#A1243E #7CA124 #24A187 #4824A1

split-complementary

#A1243E #24A148 #247CA1

monochromatic

#3D0E17 #6F192B #A1243E #D13152 #DC637C

Accessibility & contrast

On white

7.40

#A1243E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#A1243E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A1243E

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1243E	#FFFFFF	#000000	##FFFFFF
##A1243E	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47453E

Deuteranopia (green-blind)

#675F3B

Tritanopia (blue-blind)

#B1002F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #a1243e;
/* rgb */ color: rgb(161, 36, 62);
/* oklch */ color: oklch(47.2% 0.160 14.5);

Tailwind

colors: {
  custom: {
    50: '#c46b73',
    500: '#a1243e',
    950: '#000000',
  },
}

SCSS

$custom: #a1243e;
$custom-light: #c46b73;
$custom-dark: #000000;

JSON

{
  "hex": "#a1243e",
  "rgb": {
    "r": 161,
    "g": 36,
    "b": 62
  },
  "hsl": {
    "h": 347.52,
    "s": 63.452,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47151,
    "c": 0.16006,
    "h": 14.5
  },
  "luminance": 0.09187
}

Semantic roles & 50–950 ramp

primary

#A1243E

secondary

#5FC2AD

accent

#E6C441

background

#FCF6F6

surface

#F9ECEC

border

#D2C7C7

text

#140708

muted

#827A7B

Preview Lab

Preview with #A1243E

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

Preview Lab → · Contrast checker → · Palette generator →