#646917#646917

#646917 is a mid, moderate yellow. Relative luminance 0.129; OKLCH L 50.1% C 0.101 H 113.1°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#646917
RGB	rgb(100, 105, 23)
HSL	hsl(64, 64%, 25%)
HSV	hsv(64, 78%, 41%)
CMYK	cmyk(4.8%, 0%, 78.1%, 58.8%)
CIE-LAB	lab(42.57, -12.85, 42.35)
CIE-LCH	lch(42.57, 44.26, 106.88°)
OKLab	oklab(50.05% -0.0397 0.0933)
OKLCH	oklch(50.05% 0.101 113.1)
XYZ	xyz(10.4621, 12.8746, 2.7444)
Luminance	0.1287 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646917 #1C1769

analogous

#694517 #646917 #3B6917

triadic

#646917 #176469 #691764

tetradic

#646917 #176945 #1C1769 #69173B

square

#646917 #176945 #1C1769 #69173B

split-complementary

#646917 #173B69 #451769

monochromatic

#181905 #34370C #646917 #949B22 #C4CD2D

Accessibility & contrast

On white

5.87

#646917 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#646917 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646917

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646917	#FFFFFF	#000000	##FFFFFF
##646917	1.00	5.87	3.57	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#716406

Deuteranopia (green-blind)

#71651E

Tritanopia (blue-blind)

#6B6259

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #646917;
/* rgb */ color: rgb(100, 105, 23);
/* oklch */ color: oklch(50.1% 0.101 113.1);

Tailwind

colors: {
  custom: {
    50: '#93935b',
    500: '#646917',
    950: '#000000',
  },
}

SCSS

$custom: #646917;
$custom-light: #93935b;
$custom-dark: #000000;

JSON

{
  "hex": "#646917",
  "rgb": {
    "r": 100,
    "g": 105,
    "b": 23
  },
  "hsl": {
    "h": 63.659,
    "s": 64.063,
    "l": 25.098
  },
  "oklch": {
    "l": 0.50054,
    "c": 0.1014,
    "h": 113.1
  },
  "luminance": 0.12874
}

Semantic roles & 50–950 ramp

primary

#646917

secondary

#433D9F

accent

#41E74B

background

#F9F9F5

surface

#F2F1E9

border

#CCCBC5

text

#0D0D04

muted

#7E7E79

Preview Lab

Preview with #646917

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

Preview Lab → · Contrast checker → · Palette generator →