#A43027#A43027

#A43027 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.5% C 0.154 H 28.5°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#A43027
RGB	rgb(164, 48, 39)
HSL	hsl(4, 62%, 40%)
HSV	hsv(4, 76%, 64%)
CMYK	cmyk(0%, 70.7%, 76.2%, 35.7%)
CIE-LAB	lab(38.12, 46.97, 32.92)
CIE-LCH	lch(38.12, 57.35, 35.03°)
OKLab	oklab(48.46% 0.1349 0.0734)
OKLCH	oklch(48.46% 0.154 28.5)
XYZ	xyz(16.7349, 10.1554, 2.9981)
Luminance	0.1015 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43027 #279BA4

analogous

#A4275D #A43027 #A46F27

triadic

#A43027 #27A430 #3027A4

tetradic

#A43027 #5DA427 #279BA4 #6F27A4

square

#A43027 #5DA427 #279BA4 #6F27A4

split-complementary

#A43027 #27A46F #275DA4

monochromatic

#41130F #73221B #A43027 #D04338 #DC726A

Accessibility & contrast

On white

6.93

#A43027 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#A43027 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43027

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43027	#FFFFFF	#000000	##FFFFFF
##A43027	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524A25

Deuteranopia (green-blind)

#6E6323

Tritanopia (blue-blind)

#B5052F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a43027;
/* rgb */ color: rgb(164, 48, 39);
/* oklch */ color: oklch(48.5% 0.154 28.5);

Tailwind

colors: {
  custom: {
    50: '#c77062',
    500: '#a43027',
    950: '#000000',
  },
}

SCSS

$custom: #a43027;
$custom-light: #c77062;
$custom-dark: #000000;

JSON

{
  "hex": "#a43027",
  "rgb": {
    "r": 164,
    "g": 48,
    "b": 39
  },
  "hsl": {
    "h": 4.32,
    "s": 61.576,
    "l": 39.804
  },
  "oklch": {
    "l": 0.48458,
    "c": 0.15359,
    "h": 28.5
  },
  "luminance": 0.10153
}

Semantic roles & 50–950 ramp

primary

#A43027

secondary

#65BBC2

accent

#D9E543

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #A43027

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

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