#A5301F#A5301F

#A5301F is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.5% C 0.156 H 31.3°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#A5301F
RGB	rgb(165, 48, 31)
HSL	hsl(8, 68%, 38%)
HSV	hsv(8, 81%, 65%)
CMYK	cmyk(0%, 70.9%, 81.2%, 35.3%)
CIE-LAB	lab(38.23, 47.00, 37.56)
CIE-LCH	lch(38.23, 60.17, 38.62°)
OKLab	oklab(48.54% 0.1333 0.081)
OKLCH	oklch(48.54% 0.156 31.3)
XYZ	xyz(16.8233, 10.2147, 2.3819)
Luminance	0.1021 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5301F #1F94A5

analogous

#A51F51 #A5301F #A5731F

triadic

#A5301F #1FA530 #301FA5

tetradic

#A5301F #51A51F #1F94A5 #731FA5

square

#A5301F #51A51F #1F94A5 #731FA5

split-complementary

#A5301F #1FA573 #1F51A5

monochromatic

#3E120C #712115 #A5301F #D7402A #E16E5E

Accessibility & contrast

On white

6.90

#A5301F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#A5301F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A5301F

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5301F	#FFFFFF	#000000	##FFFFFF
##A5301F	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534A1C

Deuteranopia (green-blind)

#70631A

Tritanopia (blue-blind)

#B6002D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a5301f;
/* rgb */ color: rgb(165, 48, 31);
/* oklch */ color: oklch(48.5% 0.156 31.3);

Tailwind

colors: {
  custom: {
    50: '#c8705c',
    500: '#a5301f',
    950: '#000000',
  },
}

SCSS

$custom: #a5301f;
$custom-light: #c8705c;
$custom-dark: #000000;

JSON

{
  "hex": "#a5301f",
  "rgb": {
    "r": 165,
    "g": 48,
    "b": 31
  },
  "hsl": {
    "h": 7.612,
    "s": 68.367,
    "l": 38.431
  },
  "oklch": {
    "l": 0.48544,
    "c": 0.156,
    "h": 31.3
  },
  "luminance": 0.10212
}

Semantic roles & 50–950 ramp

primary

#A5301F

secondary

#5BB8C5

accent

#D5EB3D

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A5301F

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

Preview Lab → · Contrast checker → · Palette generator →