#A01723#A01723

#A01723 is a mid, vivid red. Relative luminance 0.082; OKLCH L 45.5% C 0.170 H 23.8°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#A01723
RGB	rgb(160, 23, 35)
HSL	hsl(355, 75%, 36%)
HSV	hsv(355, 86%, 63%)
CMYK	cmyk(0%, 85.6%, 78.1%, 37.3%)
CIE-LAB	lab(34.42, 53.54, 31.01)
CIE-LCH	lch(34.42, 61.87, 30.08°)
OKLab	oklab(45.54% 0.1553 0.0684)
OKLCH	oklch(45.54% 0.17 23.8)
XYZ	xyz(15.1088, 8.2102, 2.3790)
Luminance	0.0821 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01723 #17A094

analogous

#A01767 #A01723 #A05017

triadic

#A01723 #23A017 #1723A0

tetradic

#A01723 #67A017 #17A094 #5017A0

square

#A01723 #67A017 #17A094 #5017A0

split-complementary

#A01723 #17A050 #1767A0

monochromatic

#35080C #6A0F17 #A01723 #D61F2F #E54C5A

Accessibility & contrast

On white

7.95

#A01723 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#A01723 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01723

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01723	#FFFFFF	#000000	##FFFFFF
##A01723	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453E22

Deuteranopia (green-blind)

#665B1D

Tritanopia (blue-blind)

#B1001E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #a01723;
/* rgb */ color: rgb(160, 23, 35);
/* oklch */ color: oklch(45.5% 0.170 23.8);

Tailwind

colors: {
  custom: {
    50: '#c5655e',
    500: '#a01723',
    950: '#000000',
  },
}

SCSS

$custom: #a01723;
$custom-light: #c5655e;
$custom-dark: #000000;

JSON

{
  "hex": "#a01723",
  "rgb": {
    "r": 160,
    "g": 23,
    "b": 35
  },
  "hsl": {
    "h": 354.745,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.45544,
    "c": 0.16972,
    "h": 23.8
  },
  "luminance": 0.08208
}

Semantic roles & 50–950 ramp

primary

#A01723

secondary

#4CC7BC

accent

#F1E136

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150604

muted

#837A79

Preview Lab

Preview with #A01723

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

Preview Lab → · Contrast checker → · Palette generator →