#337D21#337D21

#337D21 is a mid, vivid green. Relative luminance 0.155; OKLCH L 52.3% C 0.146 H 140.1°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#337D21
RGB	rgb(51, 125, 33)
HSL	hsl(108, 58%, 31%)
HSV	hsv(108, 74%, 49%)
CMYK	cmyk(59.2%, 0%, 73.6%, 51%)
CIE-LAB	lab(46.28, -40.80, 41.16)
CIE-LCH	lch(46.28, 57.95, 134.75°)
OKLab	oklab(52.34% -0.1119 0.0935)
OKLCH	oklch(52.34% 0.146 140.1)
XYZ	xyz(8.9730, 15.4801, 3.9537)
Luminance	0.1548 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337D21 #6B217D

analogous

#617D21 #337D21 #217D3D

triadic

#337D21 #21337D #7D2133

tetradic

#337D21 #21617D #6B217D #7D3D21

square

#337D21 #21617D #6B217D #7D3D21

split-complementary

#337D21 #3D217D #7D2161

monochromatic

#0B1C07 #1F4D14 #337D21 #47AD2E #64CF49

Accessibility & contrast

On white

5.13

#337D21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#337D21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337D21

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337D21	#FFFFFF	#000000	##FFFFFF
##337D21	1.00	5.13	4.10	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817112

Deuteranopia (green-blind)

#776B2A

Tritanopia (blue-blind)

#2A796B

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #337d21;
/* rgb */ color: rgb(51, 125, 33);
/* oklch */ color: oklch(52.3% 0.146 140.1);

Tailwind

colors: {
  custom: {
    50: '#74a362',
    500: '#337d21',
    950: '#000000',
  },
}

SCSS

$custom: #337d21;
$custom-light: #74a362;
$custom-dark: #000000;

JSON

{
  "hex": "#337d21",
  "rgb": {
    "r": 51,
    "g": 125,
    "b": 33
  },
  "hsl": {
    "h": 108.261,
    "s": 58.228,
    "l": 30.98
  },
  "oklch": {
    "l": 0.52341,
    "c": 0.14583,
    "h": 140.1
  },
  "luminance": 0.15481
}

Semantic roles & 50–950 ramp

primary

#337D21

secondary

#9C4AB0

accent

#46E1C3

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#090F05

muted

#7B7F7A

Preview Lab

Preview with #337D21

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

Preview Lab → · Contrast checker → · Palette generator →