#A42A25#A42A25

#A42A25 is a mid, vivid red. Relative luminance 0.097; OKLCH L 47.8% C 0.159 H 27.4°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#A42A25
RGB	rgb(164, 42, 37)
HSL	hsl(2, 63%, 39%)
HSV	hsv(2, 77%, 64%)
CMYK	cmyk(0%, 74.4%, 77.4%, 35.7%)
CIE-LAB	lab(37.27, 49.16, 33.15)
CIE-LCH	lch(37.27, 59.30, 33.99°)
OKLab	oklab(47.82% 0.1414 0.0734)
OKLCH	oklch(47.82% 0.159 27.4)
XYZ	xyz(16.4737, 9.6846, 2.7518)
Luminance	0.0968 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42A25 #259FA4

analogous

#A42560 #A42A25 #A46A25

triadic

#A42A25 #25A42A #2A25A4

tetradic

#A42A25 #60A425 #259FA4 #6A25A4

square

#A42A25 #60A425 #259FA4 #6A25A4

split-complementary

#A42A25 #25A46A #2560A4

monochromatic

#40100E #721D1A #A42A25 #D13B35 #DD6B67

Accessibility & contrast

On white

7.15

#A42A25 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#A42A25 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42A25

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42A25	#FFFFFF	#000000	##FFFFFF
##A42A25	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4723

Deuteranopia (green-blind)

#6D6120

Tritanopia (blue-blind)

#B5002A

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42a25;
/* rgb */ color: rgb(164, 42, 37);
/* oklch */ color: oklch(47.8% 0.159 27.4);

Tailwind

colors: {
  custom: {
    50: '#c76d60',
    500: '#a42a25',
    950: '#000000',
  },
}

SCSS

$custom: #a42a25;
$custom-light: #c76d60;
$custom-dark: #000000;

JSON

{
  "hex": "#a42a25",
  "rgb": {
    "r": 164,
    "g": 42,
    "b": 37
  },
  "hsl": {
    "h": 2.362,
    "s": 63.184,
    "l": 39.412
  },
  "oklch": {
    "l": 0.47815,
    "c": 0.1593,
    "h": 27.4
  },
  "luminance": 0.09682
}

Semantic roles & 50–950 ramp

primary

#A42A25

secondary

#62BFC2

accent

#E0E642

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#150805

muted

#837B79

Preview Lab

Preview with #A42A25

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

Preview Lab → · Contrast checker → · Palette generator →