#645D14#645D14

#645D14 is a mid, moderate yellow. Relative luminance 0.106; OKLCH L 47.1% C 0.090 H 103.7°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#645D14
RGB	rgb(100, 93, 20)
HSL	hsl(55, 67%, 24%)
HSV	hsv(55, 80%, 39%)
CMYK	cmyk(0%, 7%, 80%, 60.8%)
CIE-LAB	lab(38.88, -6.18, 40.02)
CIE-LCH	lch(38.88, 40.49, 98.77°)
OKLab	oklab(47.1% -0.0214 0.0877)
OKLCH	oklch(47.1% 0.09 103.7)
XYZ	xyz(9.2966, 10.5889, 2.2159)
Luminance	0.1059 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645D14 #141B64

analogous

#643514 #645D14 #436414

triadic

#645D14 #14645D #5D1464

tetradic

#645D14 #146435 #141B64 #641443

square

#645D14 #146435 #141B64 #641443

split-complementary

#645D14 #144364 #351464

monochromatic

#1A1805 #312E0A #645D14 #978C1E #CABC28

Accessibility & contrast

On white

6.74

#645D14 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#645D14 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #645D14

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645D14	#FFFFFF	#000000	##FFFFFF
##645D14	1.00	6.74	3.12	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665A05

Deuteranopia (green-blind)

#685D19

Tritanopia (blue-blind)

#6C564F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #645d14;
/* rgb */ color: rgb(100, 93, 20);
/* oklch */ color: oklch(47.1% 0.090 103.7);

Tailwind

colors: {
  custom: {
    50: '#938a58',
    500: '#645d14',
    950: '#000000',
  },
}

SCSS

$custom: #645d14;
$custom-light: #938a58;
$custom-dark: #000000;

JSON

{
  "hex": "#645d14",
  "rgb": {
    "r": 100,
    "g": 93,
    "b": 20
  },
  "hsl": {
    "h": 54.75,
    "s": 66.667,
    "l": 23.529
  },
  "oklch": {
    "l": 0.47099,
    "c": 0.09029,
    "h": 103.7
  },
  "luminance": 0.10589
}

Semantic roles & 50–950 ramp

primary

#645D14

secondary

#38419B

accent

#4DEA3E

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #645D14

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

Preview Lab → · Contrast checker → · Palette generator →