#538B6B#538B6B

#538B6B is a mid, moderate green. Relative luminance 0.214; OKLCH L 58.9% C 0.078 H 157.8°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#538B6B
RGB	rgb(83, 139, 107)
HSL	hsl(146, 25%, 44%)
HSV	hsv(146, 40%, 55%)
CMYK	cmyk(40.3%, 0%, 23%, 45.5%)
CIE-LAB	lab(53.35, -26.01, 11.41)
CIE-LCH	lch(53.35, 28.41, 156.31°)
OKLab	oklab(58.86% -0.0718 0.0293)
OKLCH	oklch(58.86% 0.078 157.8)
XYZ	xyz(15.4527, 21.3648, 17.2166)
Luminance	0.2137 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538B6B #8B5373

analogous

#578B53 #538B6B #538B87

triadic

#538B6B #6B538B #8B6B53

tetradic

#538B6B #53578B #8B5373 #8B8753

square

#538B6B #53578B #8B5373 #8B8753

split-complementary

#538B6B #87538B #8B5357

monochromatic

#253E30 #3C654E #538B6B #71AA8A #97C1A9

Accessibility & contrast

On white

3.98

#538B6B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#538B6B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538B6B

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538B6B	#FFFFFF	#000000	##000000
##538B6B	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A8369

Deuteranopia (green-blind)

#817D6D

Tritanopia (blue-blind)

#478A82

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #538b6b;
/* rgb */ color: rgb(83, 139, 107);
/* oklch */ color: oklch(58.9% 0.078 157.8);

Tailwind

colors: {
  custom: {
    50: '#86ad95',
    500: '#538b6b',
    950: '#000000',
  },
}

SCSS

$custom: #538b6b;
$custom-light: #86ad95;
$custom-dark: #000000;

JSON

{
  "hex": "#538b6b",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 107
  },
  "hsl": {
    "h": 145.714,
    "s": 25.225,
    "l": 43.529
  },
  "oklch": {
    "l": 0.58855,
    "c": 0.07757,
    "h": 157.8
  },
  "luminance": 0.21366
}

Semantic roles & 50–950 ramp

primary

#538B6B

secondary

#AE8C9F

accent

#669AC2

background

#F8FAF9

surface

#EFF4F1

border

#CACECB

text

#0B100D

muted

#7C7F7E

Preview Lab

Preview with #538B6B

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

Preview Lab → · Contrast checker → · Palette generator →