#648F1A#648F1A

#648F1A is a mid, vivid yellow-green. Relative luminance 0.224; OKLCH L 59.7% C 0.147 H 128.6°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#648F1A
RGB	rgb(100, 143, 26)
HSL	hsl(82, 69%, 33%)
HSV	hsv(82, 82%, 56%)
CMYK	cmyk(30.1%, 0%, 81.8%, 43.9%)
CIE-LAB	lab(54.48, -32.01, 52.36)
CIE-LCH	lch(54.48, 61.37, 121.44°)
OKLab	oklab(59.68% -0.0919 0.115)
OKLCH	oklch(59.68% 0.147 128.6)
XYZ	xyz(15.2644, 22.4284, 4.5020)
Luminance	0.2243 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648F1A #451A8F

analogous

#8F7F1A #648F1A #2A8F1A

triadic

#648F1A #1A648F #8F1A64

tetradic

#648F1A #1A8F7F #451A8F #8F1A2A

square

#648F1A #1A8F7F #451A8F #8F1A2A

split-complementary

#648F1A #1A2A8F #7F1A8F

monochromatic

#1C2707 #405B11 #648F1A #88C323 #A6DD46

Accessibility & contrast

On white

3.83

#648F1A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#648F1A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648F1A

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648F1A	#FFFFFF	#000000	##000000
##648F1A	1.00	3.83	5.49	5.49
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#968400

Deuteranopia (green-blind)

#908127

Tritanopia (blue-blind)

#68887A

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #648f1a;
/* rgb */ color: rgb(100, 143, 26);
/* oklch */ color: oklch(59.7% 0.147 128.6);

Tailwind

colors: {
  custom: {
    50: '#94b062',
    500: '#648f1a',
    950: '#000000',
  },
}

SCSS

$custom: #648f1a;
$custom-light: #94b062;
$custom-dark: #000000;

JSON

{
  "hex": "#648f1a",
  "rgb": {
    "r": 100,
    "g": 143,
    "b": 26
  },
  "hsl": {
    "h": 82.051,
    "s": 69.231,
    "l": 33.137
  },
  "oklch": {
    "l": 0.59679,
    "c": 0.14721,
    "h": 128.6
  },
  "luminance": 0.22429
}

Semantic roles & 50–950 ramp

primary

#648F1A

secondary

#7246BF

accent

#3CEC7D

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #648F1A

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

Preview Lab → · Contrast checker → · Palette generator →