#538B1E#538B1E

#538B1E is a mid, vivid yellow-green. Relative luminance 0.204; OKLCH L 57.6% C 0.149 H 133.5°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#538B1E
RGB	rgb(83, 139, 30)
HSL	hsl(91, 64%, 33%)
HSV	hsv(91, 78%, 55%)
CMYK	cmyk(40.3%, 0%, 78.4%, 45.5%)
CIE-LAB	lab(52.28, -36.49, 48.69)
CIE-LCH	lch(52.28, 60.85, 126.84°)
OKLab	oklab(57.64% -0.1026 0.1083)
OKLCH	oklch(57.64% 0.149 133.5)
XYZ	xyz(13.0340, 20.3973, 4.4784)
Luminance	0.2040 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538B1E #561E8B

analogous

#898B1E #538B1E #1E8B20

triadic

#538B1E #1E538B #8B1E53

tetradic

#538B1E #1E898B #561E8B #8B201E

square

#538B1E #1E898B #561E8B #8B201E

split-complementary

#538B1E #201E8B #8B1E89

monochromatic

#172608 #355913 #538B1E #71BD29 #90D84B

Accessibility & contrast

On white

4.13

#538B1E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#538B1E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538B1E

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538B1E	#FFFFFF	#000000	##000000
##538B1E	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918003

Deuteranopia (green-blind)

#897B29

Tritanopia (blue-blind)

#538577

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #538b1e;
/* rgb */ color: rgb(83, 139, 30);
/* oklch */ color: oklch(57.6% 0.149 133.5);

Tailwind

colors: {
  custom: {
    50: '#89ad63',
    500: '#538b1e',
    950: '#000000',
  },
}

SCSS

$custom: #538b1e;
$custom-light: #89ad63;
$custom-dark: #000000;

JSON

{
  "hex": "#538b1e",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 30
  },
  "hsl": {
    "h": 90.826,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.57643,
    "c": 0.14923,
    "h": 133.5
  },
  "luminance": 0.20398
}

Semantic roles & 50–950 ramp

primary

#538B1E

secondary

#844ABB

accent

#40E796

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #538B1E

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

Preview Lab → · Contrast checker → · Palette generator →