#646850#646850

#646850 is a mid, muted yellow-green. Relative luminance 0.132; OKLCH L 50.7% C 0.037 H 115.4°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#646850
RGB	rgb(100, 104, 80)
HSL	hsl(70, 13%, 36%)
HSV	hsv(70, 23%, 41%)
CMYK	cmyk(3.8%, 0%, 23.1%, 59.2%)
CIE-LAB	lab(43.05, -6.12, 13.04)
CIE-LCH	lch(43.05, 14.40, 115.13°)
OKLab	oklab(50.68% -0.0158 0.0332)
OKLCH	oklch(50.68% 0.037 115.4)
XYZ	xyz(11.6537, 13.1892, 9.5197)
Luminance	0.1319 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646850 #545068

analogous

#686050 #646850 #586850

triadic

#646850 #506468 #685064

tetradic

#646850 #506860 #545068 #685058

square

#646850 #506860 #545068 #685058

split-complementary

#646850 #505868 #605068

monochromatic

#21231B #434535 #646850 #858B6B #A2A68C

Accessibility & contrast

On white

5.77

#646850 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#646850 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646850

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646850	#FFFFFF	#000000	##FFFFFF
##646850	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C654F

Deuteranopia (green-blind)

#6B6651

Tritanopia (blue-blind)

#676561

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #646850;
/* rgb */ color: rgb(100, 104, 80);
/* oklch */ color: oklch(50.7% 0.037 115.4);

Tailwind

colors: {
  custom: {
    50: '#909381',
    500: '#646850',
    950: '#000000',
  },
}

SCSS

$custom: #646850;
$custom-light: #909381;
$custom-dark: #000000;

JSON

{
  "hex": "#646850",
  "rgb": {
    "r": 100,
    "g": 104,
    "b": 80
  },
  "hsl": {
    "h": 70,
    "s": 13.043,
    "l": 36.078
  },
  "oklch": {
    "l": 0.50684,
    "c": 0.03676,
    "h": 115.4
  },
  "luminance": 0.13189
}

Semantic roles & 50–950 ramp

primary

#646850

secondary

#837F95

accent

#72B67D

background

#F8F9F7

surface

#F0F1EE

border

#CBCBC9

text

#0C0D0A

muted

#7D7E7C

Preview Lab

Preview with #646850

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

Preview Lab → · Contrast checker → · Palette generator →