#A5312D#A5312D

#A5312D is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.8% C 0.153 H 26.5°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#A5312D
RGB	rgb(165, 49, 45)
HSL	hsl(2, 57%, 41%)
HSV	hsv(2, 73%, 65%)
CMYK	cmyk(0%, 70.3%, 72.7%, 35.3%)
CIE-LAB	lab(38.53, 47.17, 29.90)
CIE-LCH	lch(38.53, 55.85, 32.37°)
OKLab	oklab(48.82% 0.1367 0.0681)
OKLCH	oklch(48.82% 0.153 26.5)
XYZ	xyz(17.0909, 10.3880, 3.5873)
Luminance	0.1038 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5312D #2DA1A5

analogous

#A52D65 #A5312D #A56D2D

triadic

#A5312D #2DA531 #312DA5

tetradic

#A5312D #65A52D #2DA1A5 #6D2DA5

square

#A5312D #65A52D #2DA1A5 #6D2DA5

split-complementary

#A5312D #2DA56D #2D65A5

monochromatic

#451413 #752320 #A5312D #CC4843 #D97773

Accessibility & contrast

On white

6.82

#A5312D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#A5312D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A5312D

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5312D	#FFFFFF	#000000	##FFFFFF
##A5312D	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524B2B

Deuteranopia (green-blind)

#6F6429

Tritanopia (blue-blind)

#B60A31

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a5312d;
/* rgb */ color: rgb(165, 49, 45);
/* oklch */ color: oklch(48.8% 0.153 26.5);

Tailwind

colors: {
  custom: {
    50: '#c77166',
    500: '#a5312d',
    950: '#000000',
  },
}

SCSS

$custom: #a5312d;
$custom-light: #c77166;
$custom-dark: #000000;

JSON

{
  "hex": "#a5312d",
  "rgb": {
    "r": 165,
    "g": 49,
    "b": 45
  },
  "hsl": {
    "h": 2,
    "s": 57.143,
    "l": 41.176
  },
  "oklch": {
    "l": 0.48823,
    "c": 0.15277,
    "h": 26.5
  },
  "luminance": 0.10385
}

Semantic roles & 50–950 ramp

primary

#A5312D

secondary

#6DBEC1

accent

#DBE047

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A5312D

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

Preview Lab → · Contrast checker → · Palette generator →