#538C23#538C23

#538C23 is a mid, vivid yellow-green. Relative luminance 0.207; OKLCH L 57.9% C 0.148 H 134.0°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#538C23
RGB	rgb(83, 140, 35)
HSL	hsl(93, 60%, 34%)
HSV	hsv(93, 75%, 55%)
CMYK	cmyk(40.7%, 0%, 75%, 45.1%)
CIE-LAB	lab(52.64, -36.60, 47.25)
CIE-LCH	lch(52.64, 59.77, 127.77°)
OKLab	oklab(57.94% -0.1026 0.1061)
OKLCH	oklch(57.94% 0.148 134)
XYZ	xyz(13.2485, 20.7159, 4.8903)
Luminance	0.2072 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538C23 #5C238C

analogous

#888C23 #538C23 #238C27

triadic

#538C23 #23538C #8C2353

tetradic

#538C23 #23888C #5C238C #8C2723

square

#538C23 #23888C #5C238C #8C2723

split-complementary

#538C23 #27238C #8C2388

monochromatic

#192A0B #365B17 #538C23 #70BD2F #8FD455

Accessibility & contrast

On white

4.08

#538C23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#538C23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538C23

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538C23	#FFFFFF	#000000	##000000
##538C23	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92810F

Deuteranopia (green-blind)

#8A7C2D

Tritanopia (blue-blind)

#538678

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #538c23;
/* rgb */ color: rgb(83, 140, 35);
/* oklch */ color: oklch(57.9% 0.148 134.0);

Tailwind

colors: {
  custom: {
    50: '#88ae65',
    500: '#538c23',
    950: '#000000',
  },
}

SCSS

$custom: #538c23;
$custom-light: #88ae65;
$custom-dark: #000000;

JSON

{
  "hex": "#538c23",
  "rgb": {
    "r": 83,
    "g": 140,
    "b": 35
  },
  "hsl": {
    "h": 92.571,
    "s": 60,
    "l": 34.314
  },
  "oklch": {
    "l": 0.57943,
    "c": 0.14758,
    "h": 134
  },
  "luminance": 0.20717
}

Semantic roles & 50–950 ramp

primary

#538C23

secondary

#8A52B8

accent

#45E39B

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #538C23

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

Preview Lab → · Contrast checker → · Palette generator →