#5B801A#5B801A

#5B801A is a mid, vivid yellow-green. Relative luminance 0.177; OKLCH L 55.2% C 0.133 H 128.1°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#5B801A
RGB	rgb(91, 128, 26)
HSL	hsl(82, 66%, 30%)
HSV	hsv(82, 80%, 50%)
CMYK	cmyk(28.9%, 0%, 79.7%, 49.8%)
CIE-LAB	lab(49.18, -28.57, 47.26)
CIE-LCH	lch(49.18, 55.23, 121.16°)
OKLab	oklab(55.22% -0.082 0.1045)
OKLCH	oklch(55.22% 0.133 128.1)
XYZ	xyz(12.2200, 17.7368, 3.7568)
Luminance	0.1774 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B801A #3F1A80

analogous

#80721A #5B801A #28801A

triadic

#5B801A #1A5B80 #801A5B

tetradic

#5B801A #1A8072 #3F1A80 #801A28

square

#5B801A #1A8072 #3F1A80 #801A28

split-complementary

#5B801A #1A2880 #721A80

monochromatic

#131A05 #374D10 #5B801A #7FB324 #9FD83D

Accessibility & contrast

On white

4.62

#5B801A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#5B801A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5B801A

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B801A	#FFFFFF	#000000	##FFFFFF
##5B801A	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#877600

Deuteranopia (green-blind)

#827424

Tritanopia (blue-blind)

#5E7A6D

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5b801a;
/* rgb */ color: rgb(91, 128, 26);
/* oklch */ color: oklch(55.2% 0.133 128.1);

Tailwind

colors: {
  custom: {
    50: '#8da560',
    500: '#5b801a',
    950: '#000000',
  },
}

SCSS

$custom: #5b801a;
$custom-light: #8da560;
$custom-dark: #000000;

JSON

{
  "hex": "#5b801a",
  "rgb": {
    "r": 91,
    "g": 128,
    "b": 26
  },
  "hsl": {
    "h": 81.765,
    "s": 66.234,
    "l": 30.196
  },
  "oklch": {
    "l": 0.55221,
    "c": 0.13285,
    "h": 128.1
  },
  "luminance": 0.17737
}

Semantic roles & 50–950 ramp

primary

#5B801A

secondary

#6B42B4

accent

#3FE97C

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0D0F05

muted

#7D7F79

Preview Lab

Preview with #5B801A

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

Preview Lab → · Contrast checker → · Palette generator →