#420F15#420F15

#420F15 is a dark, moderate red. Relative luminance 0.016; OKLCH L 25.9% C 0.078 H 17.9°. Best body text is #FFFFFF at 16.02:1 contrast (WCAG AA passes).

Color values

HEX	#420F15
RGB	rgb(66, 15, 21)
HSL	hsl(353, 63%, 16%)
HSV	hsv(353, 77%, 26%)
CMYK	cmyk(0%, 77.3%, 68.2%, 74.1%)
CIE-LAB	lab(12.95, 24.96, 9.81)
CIE-LCH	lch(12.95, 26.82, 21.46°)
OKLab	oklab(25.93% 0.0745 0.024)
OKLCH	oklch(25.93% 0.078 17.9)
XYZ	xyz(2.5532, 1.5544, 0.8749)
Luminance	0.0155 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420F15 #0F423C

analogous

#420F2E #420F15 #42220F

triadic

#420F15 #15420F #0F1542

tetradic

#420F15 #2E420F #0F423C #220F42

square

#420F15 #2E420F #0F423C #220F42

split-complementary

#420F15 #0F4222 #0F2E42

monochromatic

#190608 #190608 #420F15 #741A25 #A62635

Accessibility & contrast

On white

16.02

#420F15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#420F15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420F15

16.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420F15	#FFFFFF	#000000	##FFFFFF
##420F15	1.00	16.02	1.31	16.02
#FFFFFF	16.02	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1B15

Deuteranopia (green-blind)

#292514

Tritanopia (blue-blind)

#490412

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #420f15;
/* rgb */ color: rgb(66, 15, 21);
/* oklch */ color: oklch(25.9% 0.078 17.9);

Tailwind

colors: {
  custom: {
    50: '#7b5152',
    500: '#420f15',
    950: '#000000',
  },
}

SCSS

$custom: #420f15;
$custom-light: #7b5152;
$custom-dark: #000000;

JSON

{
  "hex": "#420f15",
  "rgb": {
    "r": 66,
    "g": 15,
    "b": 21
  },
  "hsl": {
    "h": 352.941,
    "s": 62.963,
    "l": 15.882
  },
  "oklch": {
    "l": 0.25927,
    "c": 0.07826,
    "h": 17.9
  },
  "luminance": 0.01554
}

Semantic roles & 50–950 ramp

primary

#420F15

secondary

#307C74

accent

#E6D342

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0202

muted

#7C7878

Preview Lab

Preview with #420F15

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

Preview Lab → · Contrast checker → · Palette generator →