#645410#645410

#645410 is a dark, moderate yellow. Relative luminance 0.091; OKLCH L 44.9% C 0.085 H 94.9°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#645410
RGB	rgb(100, 84, 16)
HSL	hsl(49, 72%, 23%)
HSV	hsv(49, 84%, 39%)
CMYK	cmyk(0%, 16%, 84%, 60.8%)
CIE-LAB	lab(36.15, -1.03, 39.01)
CIE-LCH	lch(36.15, 39.03, 91.51°)
OKLab	oklab(44.93% -0.0072 0.0847)
OKLCH	oklch(44.93% 0.085 94.9)
XYZ	xyz(8.5199, 9.0879, 1.7955)
Luminance	0.0909 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645410 #102064

analogous

#642A10 #645410 #4A6410

triadic

#645410 #106454 #541064

tetradic

#645410 #10642A #102064 #64104A

square

#645410 #10642A #102064 #64104A

split-complementary

#645410 #104A64 #2A1064

monochromatic

#1A1604 #2F2808 #645410 #998018 #CEAD21

Accessibility & contrast

On white

7.45

#645410 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#645410 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645410

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645410	#FFFFFF	#000000	##FFFFFF
##645410	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5202

Deuteranopia (green-blind)

#625715

Tritanopia (blue-blind)

#6D4D47

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #645410;
/* rgb */ color: rgb(100, 84, 16);
/* oklch */ color: oklch(44.9% 0.085 94.9);

Tailwind

colors: {
  custom: {
    50: '#948355',
    500: '#645410',
    950: '#000000',
  },
}

SCSS

$custom: #645410;
$custom-light: #948355;
$custom-dark: #000000;

JSON

{
  "hex": "#645410",
  "rgb": {
    "r": 100,
    "g": 84,
    "b": 16
  },
  "hsl": {
    "h": 48.571,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.44929,
    "c": 0.08501,
    "h": 94.9
  },
  "luminance": 0.09087
}

Semantic roles & 50–950 ramp

primary

#645410

secondary

#33479D

accent

#5BEF39

background

#F9F8F5

surface

#F2EFE9

border

#CCCAC5

text

#0E0A03

muted

#7E7C78

Preview Lab

Preview with #645410

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

Preview Lab → · Contrast checker → · Palette generator →