#397D16#397D16

#397D16 is a mid, vivid yellow-green. Relative luminance 0.156; OKLCH L 52.5% C 0.149 H 137.7°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#397D16
RGB	rgb(57, 125, 22)
HSL	hsl(100, 70%, 29%)
HSV	hsv(100, 82%, 49%)
CMYK	cmyk(54.4%, 0%, 82.4%, 51%)
CIE-LAB	lab(46.44, -39.84, 45.38)
CIE-LCH	lch(46.44, 60.39, 131.28°)
OKLab	oklab(52.51% -0.1104 0.1006)
OKLCH	oklch(52.51% 0.149 137.7)
XYZ	xyz(9.1655, 15.5943, 3.2859)
Luminance	0.1560 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397D16 #5A167D

analogous

#6D7D16 #397D16 #167D27

triadic

#397D16 #16397D #7D1639

tetradic

#397D16 #166D7D #5A167D #7D2716

square

#397D16 #166D7D #5A167D #7D2716

split-complementary

#397D16 #27167D #7D166D

monochromatic

#0C1A05 #21490D #397D16 #51B11F #6CDB32

Accessibility & contrast

On white

5.10

#397D16 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#397D16 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397D16

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397D16	#FFFFFF	#000000	##FFFFFF
##397D16	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817200

Deuteranopia (green-blind)

#796C22

Tritanopia (blue-blind)

#34786A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #397d16;
/* rgb */ color: rgb(57, 125, 22);
/* oklch */ color: oklch(52.5% 0.149 137.7);

Tailwind

colors: {
  custom: {
    50: '#77a35d',
    500: '#397d16',
    950: '#000000',
  },
}

SCSS

$custom: #397d16;
$custom-light: #77a35d;
$custom-dark: #000000;

JSON

{
  "hex": "#397d16",
  "rgb": {
    "r": 57,
    "g": 125,
    "b": 22
  },
  "hsl": {
    "h": 99.612,
    "s": 70.068,
    "l": 28.824
  },
  "oklch": {
    "l": 0.52507,
    "c": 0.14938,
    "h": 137.7
  },
  "luminance": 0.15595
}

Semantic roles & 50–950 ramp

primary

#397D16

secondary

#8A3DB2

accent

#3BEDB0

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#090F05

muted

#7B7F79

Preview Lab

Preview with #397D16

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

Preview Lab → · Contrast checker → · Palette generator →