#646311#646311

#646311 is a mid, moderate yellow. Relative luminance 0.117; OKLCH L 48.5% C 0.098 H 108.8°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#646311
RGB	rgb(100, 99, 17)
HSL	hsl(59, 71%, 23%)
HSV	hsv(59, 83%, 39%)
CMYK	cmyk(0%, 1%, 83%, 60.8%)
CIE-LAB	lab(40.69, -9.76, 42.73)
CIE-LCH	lch(40.69, 43.83, 102.86°)
OKLab	oklab(48.54% -0.0317 0.0929)
OKLCH	oklch(48.54% 0.098 108.8)
XYZ	xyz(9.8189, 11.6738, 2.2662)
Luminance	0.1167 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646311 #111264

analogous

#643911 #646311 #3B6411

triadic

#646311 #116463 #631164

tetradic

#646311 #116439 #111264 #64113B

square

#646311 #116439 #111264 #64113B

split-complementary

#646311 #113B64 #391164

monochromatic

#1A1A04 #302F08 #646311 #98971A #CDCB23

Accessibility & contrast

On white

6.30

#646311 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#646311 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646311

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646311	#FFFFFF	#000000	##FFFFFF
##646311	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C5F00

Deuteranopia (green-blind)

#6D6118

Tritanopia (blue-blind)

#6C5C54

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #646311;
/* rgb */ color: rgb(100, 99, 17);
/* oklch */ color: oklch(48.5% 0.098 108.8);

Tailwind

colors: {
  custom: {
    50: '#938f58',
    500: '#646311',
    950: '#000000',
  },
}

SCSS

$custom: #646311;
$custom-light: #938f58;
$custom-dark: #000000;

JSON

{
  "hex": "#646311",
  "rgb": {
    "r": 100,
    "g": 99,
    "b": 17
  },
  "hsl": {
    "h": 59.277,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.48539,
    "c": 0.09815,
    "h": 108.8
  },
  "luminance": 0.11673
}

Semantic roles & 50–950 ramp

primary

#646311

secondary

#35369C

accent

#3CEE3A

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #646311

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

Preview Lab → · Contrast checker → · Palette generator →