#42380E#42380E

#42380E is a dark, moderate yellow. Relative luminance 0.040; OKLCH L 34.2% C 0.060 H 95.5°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#42380E
RGB	rgb(66, 56, 14)
HSL	hsl(48, 65%, 16%)
HSV	hsv(48, 79%, 26%)
CMYK	cmyk(0%, 15.2%, 78.8%, 74.1%)
CIE-LAB	lab(23.73, -1.19, 26.70)
CIE-LCH	lch(23.73, 26.73, 92.55°)
OKLab	oklab(34.21% -0.0057 0.0597)
OKLCH	oklch(34.21% 0.06 95.5)
XYZ	xyz(3.7404, 4.0185, 0.9940)
Luminance	0.0402 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42380E #0E1842

analogous

#421E0E #42380E #32420E

triadic

#42380E #0E4238 #380E42

tetradic

#42380E #0E421E #0E1842 #420E32

square

#42380E #0E421E #0E1842 #420E32

split-complementary

#42380E #0E3242 #1E0E42

monochromatic

#191505 #191505 #42380E #746319 #A78E23

Accessibility & contrast

On white

11.64

#42380E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#42380E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42380E

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42380E	#FFFFFF	#000000	##FFFFFF
##42380E	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3708

Deuteranopia (green-blind)

#413A10

Tritanopia (blue-blind)

#48332F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #42380e;
/* rgb */ color: rgb(66, 56, 14);
/* oklch */ color: oklch(34.2% 0.060 95.5);

Tailwind

colors: {
  custom: {
    50: '#796e4f',
    500: '#42380e',
    950: '#000000',
  },
}

SCSS

$custom: #42380e;
$custom-light: #796e4f;
$custom-dark: #000000;

JSON

{
  "hex": "#42380e",
  "rgb": {
    "r": 66,
    "g": 56,
    "b": 14
  },
  "hsl": {
    "h": 48.462,
    "s": 65,
    "l": 15.686
  },
  "oklch": {
    "l": 0.34214,
    "c": 0.06001,
    "h": 95.5
  },
  "luminance": 0.04018
}

Semantic roles & 50–950 ramp

primary

#42380E

secondary

#2F3E7D

accent

#60E840

background

#F7F6F4

surface

#EEEBE7

border

#C9C6C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #42380E

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

Preview Lab → · Contrast checker → · Palette generator →