#42150F#42150F

#42150F is a dark, moderate red. Relative luminance 0.017; OKLCH L 26.7% C 0.071 H 30.1°. Best body text is #FFFFFF at 15.60:1 contrast (WCAG AA passes).

Color values

HEX	#42150F
RGB	rgb(66, 21, 15)
HSL	hsl(7, 63%, 16%)
HSV	hsv(7, 77%, 26%)
CMYK	cmyk(0%, 68.2%, 77.3%, 74.1%)
CIE-LAB	lab(14.00, 21.38, 14.86)
CIE-LCH	lch(14.00, 26.03, 34.79°)
OKLab	oklab(26.67% 0.0618 0.0358)
OKLCH	oklch(26.67% 0.071 30.1)
XYZ	xyz(2.6014, 1.7294, 0.6487)
Luminance	0.0173 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42150F #0F3C42

analogous

#420F22 #42150F #422E0F

triadic

#42150F #0F4215 #150F42

tetradic

#42150F #22420F #0F3C42 #2E0F42

square

#42150F #22420F #0F3C42 #2E0F42

split-complementary

#42150F #0F422E #0F2242

monochromatic

#190806 #190806 #42150F #74251A #A63526

Accessibility & contrast

On white

15.60

#42150F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#42150F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42150F

15.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42150F	#FFFFFF	#000000	##FFFFFF
##42150F	1.00	15.60	1.35	15.60
#FFFFFF	15.60	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211D0E

Deuteranopia (green-blind)

#2C270E

Tritanopia (blue-blind)

#490B14

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #42150f;
/* rgb */ color: rgb(66, 21, 15);
/* oklch */ color: oklch(26.7% 0.071 30.1);

Tailwind

colors: {
  custom: {
    50: '#7b544e',
    500: '#42150f',
    950: '#000000',
  },
}

SCSS

$custom: #42150f;
$custom-light: #7b544e;
$custom-dark: #000000;

JSON

{
  "hex": "#42150f",
  "rgb": {
    "r": 66,
    "g": 21,
    "b": 15
  },
  "hsl": {
    "h": 7.059,
    "s": 62.963,
    "l": 15.882
  },
  "oklch": {
    "l": 0.26675,
    "c": 0.07143,
    "h": 30.1
  },
  "luminance": 0.01729
}

Semantic roles & 50–950 ramp

primary

#42150F

secondary

#30747C

accent

#D3E642

background

#F7F4F4

surface

#EEE8E7

border

#C9C4C3

text

#0A0301

muted

#7C7877

Preview Lab

Preview with #42150F

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

Preview Lab → · Contrast checker → · Palette generator →