#507B1B#507B1B

#507B1B is a mid, vivid yellow-green. Relative luminance 0.160; OKLCH L 53.2% C 0.132 H 131.2°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#507B1B
RGB	rgb(80, 123, 27)
HSL	hsl(87, 64%, 29%)
HSV	hsv(87, 78%, 48%)
CMYK	cmyk(35%, 0%, 78%, 51.8%)
CIE-LAB	lab(46.91, -30.57, 44.53)
CIE-LCH	lch(46.91, 54.01, 124.47°)
OKLab	oklab(53.2% -0.0867 0.0992)
OKLCH	oklch(53.2% 0.132 131.2)
XYZ	xyz(10.5890, 15.9501, 3.5575)
Luminance	0.1595 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#507B1B #461B7B

analogous

#7B761B #507B1B #207B1B

triadic

#507B1B #1B507B #7B1B50

tetradic

#507B1B #1B7B76 #461B7B #7B1B20

square

#507B1B #1B7B76 #461B7B #7B1B20

split-complementary

#507B1B #1B207B #761B7B

monochromatic

#101906 #2F4910 #507B1B #71AD26 #90D43C

Accessibility & contrast

On white

5.01

#507B1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#507B1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #507B1B

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##507B1B	#FFFFFF	#000000	##FFFFFF
##507B1B	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817106

Deuteranopia (green-blind)

#7B6E25

Tritanopia (blue-blind)

#527669

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #507b1b;
/* rgb */ color: rgb(80, 123, 27);
/* oklch */ color: oklch(53.2% 0.132 131.2);

Tailwind

colors: {
  custom: {
    50: '#85a15f',
    500: '#507b1b',
    950: '#000000',
  },
}

SCSS

$custom: #507b1b;
$custom-light: #85a15f;
$custom-dark: #000000;

JSON

{
  "hex": "#507b1b",
  "rgb": {
    "r": 80,
    "g": 123,
    "b": 27
  },
  "hsl": {
    "h": 86.875,
    "s": 64,
    "l": 29.412
  },
  "oklch": {
    "l": 0.53203,
    "c": 0.13171,
    "h": 131.2
  },
  "luminance": 0.15951
}

Semantic roles & 50–950 ramp

primary

#507B1B

secondary

#7343AF

accent

#41E78B

background

#F8F9F5

surface

#F0F2EA

border

#CBCCC6

text

#0B0F05

muted

#7C7E79

Preview Lab

Preview with #507B1B

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

Preview Lab → · Contrast checker → · Palette generator →