#5B9F23#5B9F23

#5B9F23 is a light, vivid yellow-green. Relative luminance 0.271; OKLCH L 63.3% C 0.168 H 134.5°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#5B9F23
RGB	rgb(91, 159, 35)
HSL	hsl(93, 64%, 38%)
HSV	hsv(93, 78%, 62%)
CMYK	cmyk(42.8%, 0%, 78%, 37.6%)
CIE-LAB	lab(59.10, -41.93, 53.67)
CIE-LCH	lch(59.10, 68.11, 128.00°)
OKLab	oklab(63.35% -0.1175 0.1194)
OKLCH	oklch(63.35% 0.168 134.5)
XYZ	xyz(17.0156, 27.1408, 5.9319)
Luminance	0.2714 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B9F23 #67239F

analogous

#999F23 #5B9F23 #239F29

triadic

#5B9F23 #235B9F #9F235B

tetradic

#5B9F23 #23999F #67239F #9F2923

square

#5B9F23 #23999F #67239F #9F2923

split-complementary

#5B9F23 #29239F #9F2399

monochromatic

#223B0D #3E6D18 #5B9F23 #78D12E #98DC60

Accessibility & contrast

On white

3.27

#5B9F23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.43

#5B9F23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B9F23

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B9F23	#FFFFFF	#000000	##000000
##5B9F23	1.00	3.27	6.43	6.43
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.43	21.00	1.00	1.00
##000000	6.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59202

Deuteranopia (green-blind)

#9C8C30

Tritanopia (blue-blind)

#5A9988

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #5b9f23;
/* rgb */ color: rgb(91, 159, 35);
/* oklch */ color: oklch(63.3% 0.168 134.5);

Tailwind

colors: {
  custom: {
    50: '#90bc68',
    500: '#5b9f23',
    950: '#000000',
  },
}

SCSS

$custom: #5b9f23;
$custom-light: #90bc68;
$custom-dark: #000000;

JSON

{
  "hex": "#5b9f23",
  "rgb": {
    "r": 91,
    "g": 159,
    "b": 35
  },
  "hsl": {
    "h": 92.903,
    "s": 63.918,
    "l": 38.039
  },
  "oklch": {
    "l": 0.63345,
    "c": 0.16751,
    "h": 134.5
  },
  "luminance": 0.27142
}

Semantic roles & 50–950 ramp

primary

#5B9F23

secondary

#945DC1

accent

#41E79C

background

#F9FBF6

surface

#F1F6EB

border

#CBD0C6

text

#0D1207

muted

#7E817A

Preview Lab

Preview with #5B9F23

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

Preview Lab → · Contrast checker → · Palette generator →