#648C23#648C23

#648C23 is a mid, vivid yellow-green. Relative luminance 0.216; OKLCH L 59.0% C 0.138 H 128.5°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#648C23
RGB	rgb(100, 140, 35)
HSL	hsl(83, 60%, 34%)
HSV	hsv(83, 75%, 55%)
CMYK	cmyk(28.6%, 0%, 75%, 45.1%)
CIE-LAB	lab(53.59, -30.11, 48.50)
CIE-LCH	lch(53.59, 57.09, 121.84°)
OKLab	oklab(58.97% -0.0861 0.1084)
OKLCH	oklch(58.97% 0.138 128.5)
XYZ	xyz(14.9370, 21.5865, 4.9694)
Luminance	0.2159 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648C23 #4B238C

analogous

#8C8023 #648C23 #308C23

triadic

#648C23 #23648C #8C2364

tetradic

#648C23 #238C80 #4B238C #8C2330

square

#648C23 #238C80 #4B238C #8C2330

split-complementary

#648C23 #23308C #80238C

monochromatic

#1E2A0B #415B17 #648C23 #87BD2F #A4D455

Accessibility & contrast

On white

3.95

#648C23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#648C23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648C23

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648C23	#FFFFFF	#000000	##000000
##648C23	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93820E

Deuteranopia (green-blind)

#8E7F2D

Tritanopia (blue-blind)

#678678

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #648c23;
/* rgb */ color: rgb(100, 140, 35);
/* oklch */ color: oklch(59.0% 0.138 128.5);

Tailwind

colors: {
  custom: {
    50: '#94ae66',
    500: '#648c23',
    950: '#000000',
  },
}

SCSS

$custom: #648c23;
$custom-light: #94ae66;
$custom-dark: #000000;

JSON

{
  "hex": "#648c23",
  "rgb": {
    "r": 100,
    "g": 140,
    "b": 35
  },
  "hsl": {
    "h": 82.857,
    "s": 60,
    "l": 34.314
  },
  "oklch": {
    "l": 0.58969,
    "c": 0.1384,
    "h": 128.5
  },
  "luminance": 0.21587
}

Semantic roles & 50–950 ramp

primary

#648C23

secondary

#7952B8

accent

#45E381

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D1006

muted

#7E7F7A

Preview Lab

Preview with #648C23

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

Preview Lab → · Contrast checker → · Palette generator →