#A11F3B#A11F3B

#A11F3B is a mid, vivid red. Relative luminance 0.089; OKLCH L 46.7% C 0.164 H 15.0°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#A11F3B
RGB	rgb(161, 31, 59)
HSL	hsl(347, 68%, 38%)
HSV	hsv(347, 81%, 63%)
CMYK	cmyk(0%, 80.7%, 63.4%, 36.9%)
CIE-LAB	lab(35.74, 52.93, 17.55)
CIE-LCH	lch(35.74, 55.76, 18.35°)
OKLab	oklab(46.69% 0.1586 0.0426)
OKLCH	oklch(46.69% 0.164 15)
XYZ	xyz(15.9790, 8.8752, 5.0085)
Luminance	0.0887 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11F3B #1FA185

analogous

#A11F7C #A11F3B #A1441F

triadic

#A11F3B #3BA11F #1F3BA1

tetradic

#A11F3B #7CA11F #1FA185 #441FA1

square

#A11F3B #7CA11F #1FA185 #441FA1

split-complementary

#A11F3B #1FA144 #1F7CA1

monochromatic

#3A0B15 #6E1528 #A11F3B #D4294E #DF5B78

Accessibility & contrast

On white

7.57

#A11F3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#A11F3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11F3B

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11F3B	#FFFFFF	#000000	##FFFFFF
##A11F3B	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45433B

Deuteranopia (green-blind)

#665E37

Tritanopia (blue-blind)

#B1002B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #a11f3b;
/* rgb */ color: rgb(161, 31, 59);
/* oklch */ color: oklch(46.7% 0.164 15.0);

Tailwind

colors: {
  custom: {
    50: '#c46970',
    500: '#a11f3b',
    950: '#000000',
  },
}

SCSS

$custom: #a11f3b;
$custom-light: #c46970;
$custom-dark: #000000;

JSON

{
  "hex": "#a11f3b",
  "rgb": {
    "r": 161,
    "g": 31,
    "b": 59
  },
  "hsl": {
    "h": 347.077,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.46685,
    "c": 0.16425,
    "h": 15
  },
  "luminance": 0.08873
}

Semantic roles & 50–950 ramp

primary

#A11F3B

secondary

#58C4AC

accent

#EBC53D

background

#FDF6F6

surface

#FAEBEC

border

#D3C6C7

text

#140707

muted

#837A7A

Preview Lab

Preview with #A11F3B

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

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