#64781B#64781B

#64781B is a mid, moderate yellow-green. Relative luminance 0.162; OKLCH L 53.8% C 0.117 H 121.3°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#64781B
RGB	rgb(100, 120, 27)
HSL	hsl(73, 63%, 29%)
HSV	hsv(73, 78%, 47%)
CMYK	cmyk(16.7%, 0%, 77.5%, 52.9%)
CIE-LAB	lab(47.26, -20.68, 45.32)
CIE-LCH	lch(47.26, 49.82, 114.52°)
OKLab	oklab(53.83% -0.061 0.1003)
OKLCH	oklch(53.83% 0.117 121.3)
XYZ	xyz(12.1700, 16.2214, 3.5266)
Luminance	0.1622 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64781B #2F1B78

analogous

#785E1B #64781B #36781B

triadic

#64781B #1B6478 #781B64

tetradic

#64781B #1B785E #2F1B78 #781B36

square

#64781B #1B785E #2F1B78 #781B36

split-complementary

#64781B #1B3678 #5E1B78

monochromatic

#151906 #3A4610 #64781B #8EAA26 #B2D33B

Accessibility & contrast

On white

4.95

#64781B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#64781B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #64781B

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64781B	#FFFFFF	#000000	##FFFFFF
##64781B	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807007

Deuteranopia (green-blind)

#7D7023

Tritanopia (blue-blind)

#6A7166

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #64781b;
/* rgb */ color: rgb(100, 120, 27);
/* oklch */ color: oklch(53.8% 0.117 121.3);

Tailwind

colors: {
  custom: {
    50: '#939f5f',
    500: '#64781b',
    950: '#000000',
  },
}

SCSS

$custom: #64781b;
$custom-light: #939f5f;
$custom-dark: #000000;

JSON

{
  "hex": "#64781b",
  "rgb": {
    "r": 100,
    "g": 120,
    "b": 27
  },
  "hsl": {
    "h": 72.903,
    "s": 63.265,
    "l": 28.824
  },
  "oklch": {
    "l": 0.53833,
    "c": 0.11739,
    "h": 121.3
  },
  "luminance": 0.16221
}

Semantic roles & 50–950 ramp

primary

#64781B

secondary

#5943AC

accent

#41E665

background

#F9F9F5

surface

#F2F2EA

border

#CCCCC6

text

#0D0E05

muted

#7E7E79

Preview Lab

Preview with #64781B

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

Preview Lab → · Contrast checker → · Palette generator →