#166539#166539

#166539 is a dark, moderate green. Relative luminance 0.098; OKLCH L 44.9% C 0.103 H 153.7°. Best body text is #FFFFFF at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#166539
RGB	rgb(22, 101, 57)
HSL	hsl(147, 64%, 24%)
HSV	hsv(147, 78%, 40%)
CMYK	cmyk(78.2%, 0%, 43.6%, 60.4%)
CIE-LAB	lab(37.43, -34.34, 18.39)
CIE-LCH	lch(37.43, 38.95, 151.82°)
OKLab	oklab(44.89% -0.0925 0.0457)
OKLCH	oklch(44.89% 0.103 153.7)
XYZ	xyz(5.7226, 9.7727, 5.4548)
Luminance	0.0977 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166539 #651642

analogous

#1B6516 #166539 #166561

triadic

#166539 #391665 #653916

tetradic

#166539 #161B65 #651642 #656116

square

#166539 #161B65 #651642 #656116

split-complementary

#166539 #611665 #65161B

monochromatic

#05190E #0B331D #166539 #219755 #2CCA72

Accessibility & contrast

On white

7.11

#166539 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#166539 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #166539

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166539	#FFFFFF	#000000	##FFFFFF
##166539	1.00	7.11	2.95	7.11
#FFFFFF	7.11	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655C36

Deuteranopia (green-blind)

#5B553C

Tritanopia (blue-blind)

#00645A

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #166539;
/* rgb */ color: rgb(22, 101, 57);
/* oklch */ color: oklch(44.9% 0.103 153.7);

Tailwind

colors: {
  custom: {
    50: '#619270',
    500: '#166539',
    950: '#000000',
  },
}

SCSS

$custom: #166539;
$custom-light: #619270;
$custom-dark: #000000;

JSON

{
  "hex": "#166539",
  "rgb": {
    "r": 22,
    "g": 101,
    "b": 57
  },
  "hsl": {
    "h": 146.582,
    "s": 64.228,
    "l": 24.118
  },
  "oklch": {
    "l": 0.44892,
    "c": 0.10319,
    "h": 153.7
  },
  "luminance": 0.09773
}

Semantic roles & 50–950 ramp

primary

#166539

secondary

#9C3B71

accent

#419DE7

background

#F6F9F6

surface

#EBF1EC

border

#C6CBC7

text

#050D07

muted

#7A7E7A

Preview Lab

Preview with #166539

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

Preview Lab → · Contrast checker → · Palette generator →