#5A9E1B#5A9E1B

#5A9E1B is a light, vivid yellow-green. Relative luminance 0.267; OKLCH L 63.0% C 0.171 H 134.2°. Best body text is #000000 at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#5A9E1B
RGB	rgb(90, 158, 27)
HSL	hsl(91, 71%, 36%)
HSV	hsv(91, 83%, 62%)
CMYK	cmyk(43%, 0%, 82.9%, 38%)
CIE-LAB	lab(58.70, -42.27, 55.70)
CIE-LCH	lch(58.70, 69.93, 127.19°)
OKLab	oklab(62.99% -0.1189 0.1224)
OKLCH	oklch(62.99% 0.171 134.2)
XYZ	xyz(16.6408, 26.7056, 5.3146)
Luminance	0.2671 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A9E1B #5F1B9E

analogous

#9C9E1B #5A9E1B #1B9E1E

triadic

#5A9E1B #1B5A9E #9E1B5A

tetradic

#5A9E1B #1B9C9E #5F1B9E #9E1E1B

square

#5A9E1B #1B9C9E #5F1B9E #9E1E1B

split-complementary

#5A9E1B #1E1B9E #9E1B9C

monochromatic

#1E3509 #3C6A12 #5A9E1B #78D224 #97E152

Accessibility & contrast

On white

3.31

#5A9E1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.34

#5A9E1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A9E1B

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A9E1B	#FFFFFF	#000000	##000000
##5A9E1B	1.00	3.31	6.34	6.34
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.34	21.00	1.00	1.00
##000000	6.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A49100

Deuteranopia (green-blind)

#9B8B2B

Tritanopia (blue-blind)

#599886

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #5a9e1b;
/* rgb */ color: rgb(90, 158, 27);
/* oklch */ color: oklch(63.0% 0.171 134.2);

Tailwind

colors: {
  custom: {
    50: '#8fbb65',
    500: '#5a9e1b',
    950: '#000000',
  },
}

SCSS

$custom: #5a9e1b;
$custom-light: #8fbb65;
$custom-dark: #000000;

JSON

{
  "hex": "#5a9e1b",
  "rgb": {
    "r": 90,
    "g": 158,
    "b": 27
  },
  "hsl": {
    "h": 91.145,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.62989,
    "c": 0.17064,
    "h": 134.2
  },
  "luminance": 0.26707
}

Semantic roles & 50–950 ramp

primary

#5A9E1B

secondary

#8D51C4

accent

#3AEE97

background

#F9FBF6

surface

#F1F6EB

border

#CBD0C6

text

#0D1206

muted

#7E817A

Preview Lab

Preview with #5A9E1B

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

Preview Lab → · Contrast checker → · Palette generator →