#A5301A#A5301A

#A5301A is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.5% C 0.157 H 32.8°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#A5301A
RGB	rgb(165, 48, 26)
HSL	hsl(9, 73%, 37%)
HSV	hsv(9, 84%, 65%)
CMYK	cmyk(0%, 70.9%, 84.2%, 35.3%)
CIE-LAB	lab(38.18, 46.85, 40.11)
CIE-LCH	lch(38.18, 61.68, 40.57°)
OKLab	oklab(48.5% 0.1319 0.0849)
OKLCH	oklch(48.5% 0.157 32.8)
XYZ	xyz(16.7624, 10.1904, 2.0614)
Luminance	0.1019 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5301A #1A8FA5

analogous

#A51A4A #A5301A #A5751A

triadic

#A5301A #1AA530 #301AA5

tetradic

#A5301A #4AA51A #1A8FA5 #751AA5

square

#A5301A #4AA51A #1A8FA5 #751AA5

split-complementary

#A5301A #1AA575 #1A4AA5

monochromatic

#3B1109 #702112 #A5301A #DA3F22 #E46C55

Accessibility & contrast

On white

6.91

#A5301A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#A5301A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A5301A

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5301A	#FFFFFF	#000000	##FFFFFF
##A5301A	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534916

Deuteranopia (green-blind)

#706314

Tritanopia (blue-blind)

#B6002C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a5301a;
/* rgb */ color: rgb(165, 48, 26);
/* oklch */ color: oklch(48.5% 0.157 32.8);

Tailwind

colors: {
  custom: {
    50: '#c97059',
    500: '#a5301a',
    950: '#000000',
  },
}

SCSS

$custom: #a5301a;
$custom-light: #c97059;
$custom-dark: #000000;

JSON

{
  "hex": "#a5301a",
  "rgb": {
    "r": 165,
    "g": 48,
    "b": 26
  },
  "hsl": {
    "h": 9.496,
    "s": 72.775,
    "l": 37.451
  },
  "oklch": {
    "l": 0.48498,
    "c": 0.15685,
    "h": 32.8
  },
  "luminance": 0.10188
}

Semantic roles & 50–950 ramp

primary

#A5301A

secondary

#54B5C7

accent

#D2EF38

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150803

muted

#837B78

Preview Lab

Preview with #A5301A

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

Preview Lab → · Contrast checker → · Palette generator →