#646510#646510

#646510 is a mid, moderate yellow. Relative luminance 0.121; OKLCH L 49.0% C 0.101 H 110.3°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#646510
RGB	rgb(100, 101, 16)
HSL	hsl(61, 73%, 23%)
HSV	hsv(61, 84%, 40%)
CMYK	cmyk(1%, 0%, 84.2%, 60.4%)
CIE-LAB	lab(41.30, -10.93, 43.59)
CIE-LCH	lch(41.30, 44.94, 104.07°)
OKLab	oklab(49.02% -0.035 0.0945)
OKLCH	oklch(49.02% 0.101 110.3)
XYZ	xyz(10.0031, 12.0544, 2.2899)
Luminance	0.1205 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646510 #111065

analogous

#653B10 #646510 #396510

triadic

#646510 #106465 #651064

tetradic

#646510 #10653B #111065 #651039

square

#646510 #10653B #111065 #651039

split-complementary

#646510 #103965 #3B1065

monochromatic

#1A1A04 #303008 #646510 #989A18 #CDCF21

Accessibility & contrast

On white

6.16

#646510 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#646510 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646510

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646510	#FFFFFF	#000000	##FFFFFF
##646510	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E6000

Deuteranopia (green-blind)

#6F6318

Tritanopia (blue-blind)

#6C5E56

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #646510;
/* rgb */ color: rgb(100, 101, 16);
/* oklch */ color: oklch(49.0% 0.101 110.3);

Tailwind

colors: {
  custom: {
    50: '#939057',
    500: '#646510',
    950: '#000000',
  },
}

SCSS

$custom: #646510;
$custom-light: #939057;
$custom-dark: #000000;

JSON

{
  "hex": "#646510",
  "rgb": {
    "r": 100,
    "g": 101,
    "b": 16
  },
  "hsl": {
    "h": 60.706,
    "s": 72.65,
    "l": 22.941
  },
  "oklch": {
    "l": 0.49024,
    "c": 0.10081,
    "h": 110.3
  },
  "luminance": 0.12054
}

Semantic roles & 50–950 ramp

primary

#646510

secondary

#35339D

accent

#38EF3B

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #646510

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

Preview Lab → · Contrast checker → · Palette generator →