#646911#646911

#646911 is a mid, moderate yellow. Relative luminance 0.129; OKLCH L 50.0% C 0.105 H 113.0°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#646911
RGB	rgb(100, 105, 17)
HSL	hsl(63, 72%, 24%)
HSV	hsv(63, 84%, 41%)
CMYK	cmyk(4.8%, 0%, 83.8%, 58.8%)
CIE-LAB	lab(42.54, -13.12, 44.37)
CIE-LCH	lch(42.54, 46.27, 106.47°)
OKLab	oklab(50.02% -0.041 0.0964)
OKLCH	oklch(50.02% 0.105 113)
XYZ	xyz(10.4086, 12.8532, 2.4628)
Luminance	0.1285 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646911 #161169

analogous

#694211 #646911 #386911

triadic

#646911 #116469 #691164

tetradic

#646911 #116942 #161169 #691138

square

#646911 #116942 #161169 #691138

split-complementary

#646911 #113869 #421169

monochromatic

#191A04 #323408 #646911 #969E1A #C8D222

Accessibility & contrast

On white

5.88

#646911 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#646911 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646911

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646911	#FFFFFF	#000000	##FFFFFF
##646911	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#726400

Deuteranopia (green-blind)

#726519

Tritanopia (blue-blind)

#6B6259

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #646911;
/* rgb */ color: rgb(100, 105, 17);
/* oklch */ color: oklch(50.0% 0.105 113.0);

Tailwind

colors: {
  custom: {
    50: '#939359',
    500: '#646911',
    950: '#000000',
  },
}

SCSS

$custom: #646911;
$custom-light: #939359;
$custom-dark: #000000;

JSON

{
  "hex": "#646911",
  "rgb": {
    "r": 100,
    "g": 105,
    "b": 17
  },
  "hsl": {
    "h": 63.409,
    "s": 72.131,
    "l": 23.922
  },
  "oklch": {
    "l": 0.50018,
    "c": 0.10476,
    "h": 113
  },
  "luminance": 0.12853
}

Semantic roles & 50–950 ramp

primary

#646911

secondary

#3B35A1

accent

#39EF43

background

#F9F9F5

surface

#F2F1E9

border

#CCCBC5

text

#0D0D04

muted

#7E7E79

Preview Lab

Preview with #646911

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

Preview Lab → · Contrast checker → · Palette generator →