#538B40#538B40

#538B40 is a mid, vivid green. Relative luminance 0.207; OKLCH L 58.0% C 0.122 H 138.4°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#538B40
RGB	rgb(83, 139, 64)
HSL	hsl(105, 37%, 40%)
HSV	hsv(105, 54%, 55%)
CMYK	cmyk(40.3%, 0%, 54%, 45.5%)
CIE-LAB	lab(52.59, -33.33, 34.09)
CIE-LCH	lch(52.59, 47.68, 134.36°)
OKLab	oklab(57.99% -0.0915 0.0814)
OKLCH	oklch(57.99% 0.122 138.4)
XYZ	xyz(13.7249, 20.6737, 8.1167)
Luminance	0.2067 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538B40 #78408B

analogous

#798B40 #538B40 #408B53

triadic

#538B40 #40538B #8B4053

tetradic

#538B40 #40798B #78408B #8B5340

square

#538B40 #40798B #78408B #8B5340

split-complementary

#538B40 #53408B #8B4079

monochromatic

#213719 #3A612D #538B40 #6EB257 #92C581

Accessibility & contrast

On white

4.09

#538B40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#538B40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538B40

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538B40	#FFFFFF	#000000	##000000
##538B40	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8139

Deuteranopia (green-blind)

#877C45

Tritanopia (blue-blind)

#50877A

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #538b40;
/* rgb */ color: rgb(83, 139, 64);
/* oklch */ color: oklch(58.0% 0.122 138.4);

Tailwind

colors: {
  custom: {
    50: '#87ad77',
    500: '#538b40',
    950: '#000000',
  },
}

SCSS

$custom: #538b40;
$custom-light: #87ad77;
$custom-dark: #000000;

JSON

{
  "hex": "#538b40",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 64
  },
  "hsl": {
    "h": 104.8,
    "s": 36.946,
    "l": 39.804
  },
  "oklch": {
    "l": 0.57993,
    "c": 0.12249,
    "h": 138.4
  },
  "luminance": 0.20674
}

Semantic roles & 50–950 ramp

primary

#538B40

secondary

#A178AF

accent

#5BCDB0

background

#F8FAF7

surface

#F0F4ED

border

#CBCEC8

text

#0B1009

muted

#7C7F7B

Preview Lab

Preview with #538B40

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

Preview Lab → · Contrast checker → · Palette generator →