#42450F#42450F

#42450F is a dark, moderate yellow. Relative luminance 0.054; OKLCH L 37.6% C 0.074 H 112.6°. Best body text is #FFFFFF at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#42450F
RGB	rgb(66, 69, 15)
HSL	hsl(63, 64%, 16%)
HSV	hsv(63, 78%, 27%)
CMYK	cmyk(4.3%, 0%, 78.3%, 72.9%)
CIE-LAB	lab(27.98, -9.20, 30.48)
CIE-LCH	lch(27.98, 31.84, 106.79°)
OKLab	oklab(37.6% -0.0282 0.0679)
OKLCH	oklch(37.6% 0.074 112.6)
XYZ	xyz(4.4612, 5.4491, 1.2686)
Luminance	0.0545 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42450F #120F45

analogous

#452D0F #42450F #27450F

triadic

#42450F #0F4245 #450F42

tetradic

#42450F #0F452D #120F45 #450F27

square

#42450F #0F452D #120F45 #450F27

split-complementary

#42450F #0F2745 #2D0F45

monochromatic

#181905 #181905 #42450F #72771A #A2AA25

Accessibility & contrast

On white

10.05

#42450F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#42450F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42450F

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42450F	#FFFFFF	#000000	##FFFFFF
##42450F	1.00	10.05	2.09	10.05
#FFFFFF	10.05	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4106

Deuteranopia (green-blind)

#4B4313

Tritanopia (blue-blind)

#47403A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #42450f;
/* rgb */ color: rgb(66, 69, 15);
/* oklch */ color: oklch(37.6% 0.074 112.6);

Tailwind

colors: {
  custom: {
    50: '#787851',
    500: '#42450f',
    950: '#000000',
  },
}

SCSS

$custom: #42450f;
$custom-light: #787851;
$custom-dark: #000000;

JSON

{
  "hex": "#42450f",
  "rgb": {
    "r": 66,
    "g": 69,
    "b": 15
  },
  "hsl": {
    "h": 63.333,
    "s": 64.286,
    "l": 16.471
  },
  "oklch": {
    "l": 0.37596,
    "c": 0.07355,
    "h": 112.6
  },
  "luminance": 0.05449
}

Semantic roles & 50–950 ramp

primary

#42450F

secondary

#35307F

accent

#41E74A

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #42450F

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

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