#649C31#649C31

#649C31 is a light, vivid yellow-green. Relative luminance 0.267; OKLCH L 63.2% C 0.150 H 133.0°. Best body text is #000000 at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#649C31
RGB	rgb(100, 156, 49)
HSL	hsl(91, 52%, 40%)
HSV	hsv(91, 69%, 61%)
CMYK	cmyk(35.9%, 0%, 68.6%, 38.8%)
CIE-LAB	lab(58.70, -36.48, 48.19)
CIE-LCH	lch(58.70, 60.44, 127.12°)
OKLab	oklab(63.17% -0.1023 0.1098)
OKLCH	oklch(63.17% 0.15 133)
XYZ	xyz(17.6981, 26.7073, 7.1277)
Luminance	0.2671 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649C31 #69319C

analogous

#999C31 #649C31 #319C34

triadic

#649C31 #31649C #9C3164

tetradic

#649C31 #31999C #69319C #9C3431

square

#649C31 #31999C #69319C #9C3431

split-complementary

#649C31 #34319C #9C3199

monochromatic

#283F14 #466D22 #649C31 #82C545 #A1D374

Accessibility & contrast

On white

3.31

#649C31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.34

#649C31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #649C31

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649C31	#FFFFFF	#000000	##000000
##649C31	1.00	3.31	6.34	6.34
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.34	21.00	1.00	1.00
##000000	6.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A29022

Deuteranopia (green-blind)

#9B8C3A

Tritanopia (blue-blind)

#659686

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #649c31;
/* rgb */ color: rgb(100, 156, 49);
/* oklch */ color: oklch(63.2% 0.150 133.0);

Tailwind

colors: {
  custom: {
    50: '#94b96f',
    500: '#649c31',
    950: '#000000',
  },
}

SCSS

$custom: #649c31;
$custom-light: #94b96f;
$custom-dark: #000000;

JSON

{
  "hex": "#649c31",
  "rgb": {
    "r": 100,
    "g": 156,
    "b": 49
  },
  "hsl": {
    "h": 91.402,
    "s": 52.195,
    "l": 40.196
  },
  "oklch": {
    "l": 0.63167,
    "c": 0.15006,
    "h": 133
  },
  "luminance": 0.26708
}

Semantic roles & 50–950 ramp

primary

#649C31

secondary

#966DBB

accent

#4CDC97

background

#F9FBF6

surface

#F2F6EC

border

#CCD0C7

text

#0E1108

muted

#7E807B

Preview Lab

Preview with #649C31

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

Preview Lab → · Contrast checker → · Palette generator →