#42290B#42290B

#42290B is a dark, muted orange. Relative luminance 0.028; OKLCH L 30.6% C 0.057 H 67.3°. Best body text is #FFFFFF at 13.52:1 contrast (WCAG AA passes).

Color values

HEX	#42290B
RGB	rgb(66, 41, 11)
HSL	hsl(33, 71%, 15%)
HSV	hsv(33, 83%, 26%)
CMYK	cmyk(0%, 37.9%, 83.3%, 74.1%)
CIE-LAB	lab(19.09, 8.50, 23.08)
CIE-LCH	lch(19.09, 24.60, 69.79°)
OKLab	oklab(30.56% 0.0219 0.0523)
OKLCH	oklch(30.56% 0.057 67.3)
XYZ	xyz(3.1003, 2.7686, 0.6876)
Luminance	0.0277 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42290B #0B2442

analogous

#420D0B #42290B #40420B

triadic

#42290B #0B4229 #290B42

tetradic

#42290B #0B420D #0B2442 #420B40

square

#42290B #0B420D #0B2442 #420B40

split-complementary

#42290B #0B4042 #0D0B42

monochromatic

#1A1004 #1A1004 #42290B #764A14 #AB6A1C

Accessibility & contrast

On white

13.52

#42290B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#42290B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42290B

13.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42290B	#FFFFFF	#000000	##FFFFFF
##42290B	1.00	13.52	1.55	13.52
#FFFFFF	13.52	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312B07

Deuteranopia (green-blind)

#37310C

Tritanopia (blue-blind)

#492323

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #42290b;
/* rgb */ color: rgb(66, 41, 11);
/* oklch */ color: oklch(30.6% 0.057 67.3);

Tailwind

colors: {
  custom: {
    50: '#79624c',
    500: '#42290b',
    950: '#000000',
  },
}

SCSS

$custom: #42290b;
$custom-light: #79624c;
$custom-dark: #000000;

JSON

{
  "hex": "#42290b",
  "rgb": {
    "r": 66,
    "g": 41,
    "b": 11
  },
  "hsl": {
    "h": 32.727,
    "s": 71.429,
    "l": 15.098
  },
  "oklch": {
    "l": 0.30564,
    "c": 0.05671,
    "h": 67.3
  },
  "luminance": 0.02768
}

Semantic roles & 50–950 ramp

primary

#42290B

secondary

#2A517F

accent

#8CEE3A

background

#F7F5F4

surface

#EEEAE7

border

#C9C6C3

text

#090501

muted

#7B7977

Preview Lab

Preview with #42290B

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

Preview Lab → · Contrast checker → · Palette generator →