#42450C#42450C

#42450C is a dark, moderate yellow. Relative luminance 0.054; OKLCH L 37.6% C 0.076 H 112.6°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#42450C
RGB	rgb(66, 69, 12)
HSL	hsl(63, 70%, 16%)
HSV	hsv(63, 83%, 27%)
CMYK	cmyk(4.3%, 0%, 82.6%, 72.9%)
CIE-LAB	lab(27.96, -9.37, 31.73)
CIE-LCH	lch(27.96, 33.08, 106.46°)
OKLab	oklab(37.57% -0.0291 0.0699)
OKLCH	oklch(37.57% 0.076 112.6)
XYZ	xyz(4.4414, 5.4411, 1.1640)
Luminance	0.0544 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42450C #0F0C45

analogous

#452B0C #42450C #25450C

triadic

#42450C #0C4245 #450C42

tetradic

#42450C #0C452B #0F0C45 #450C25

square

#42450C #0C452B #0F0C45 #450C25

split-complementary

#42450C #0C2545 #2B0C45

monochromatic

#191A05 #191A05 #42450C #747915 #A6AD1E

Accessibility & contrast

On white

10.06

#42450C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#42450C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42450C

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42450C	#FFFFFF	#000000	##FFFFFF
##42450C	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4103

Deuteranopia (green-blind)

#4B4311

Tritanopia (blue-blind)

#47403A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #42450c;
/* rgb */ color: rgb(66, 69, 12);
/* oklch */ color: oklch(37.6% 0.076 112.6);

Tailwind

colors: {
  custom: {
    50: '#797850',
    500: '#42450c',
    950: '#000000',
  },
}

SCSS

$custom: #42450c;
$custom-light: #797850;
$custom-dark: #000000;

JSON

{
  "hex": "#42450c",
  "rgb": {
    "r": 66,
    "g": 69,
    "b": 12
  },
  "hsl": {
    "h": 63.158,
    "s": 70.37,
    "l": 15.882
  },
  "oklch": {
    "l": 0.37572,
    "c": 0.07572,
    "h": 112.6
  },
  "luminance": 0.05441
}

Semantic roles & 50–950 ramp

primary

#42450C

secondary

#302C81

accent

#3BED44

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090802

muted

#7B7B78

Preview Lab

Preview with #42450C

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

Preview Lab → · Contrast checker → · Palette generator →