#397B16#397B16

#397B16 is a mid, vivid yellow-green. Relative luminance 0.151; OKLCH L 51.9% C 0.147 H 137.5°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#397B16
RGB	rgb(57, 123, 22)
HSL	hsl(99, 70%, 28%)
HSV	hsv(99, 82%, 48%)
CMYK	cmyk(53.7%, 0%, 82.1%, 51.8%)
CIE-LAB	lab(45.76, -39.04, 44.75)
CIE-LCH	lch(45.76, 59.38, 131.10°)
OKLab	oklab(51.95% -0.1083 0.0993)
OKLCH	oklch(51.95% 0.147 137.5)
XYZ	xyz(8.9148, 15.0930, 3.2024)
Luminance	0.1509 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397B16 #58167B

analogous

#6B7B16 #397B16 #167B25

triadic

#397B16 #16397B #7B1639

tetradic

#397B16 #166B7B #58167B #7B2516

square

#397B16 #166B7B #58167B #7B2516

split-complementary

#397B16 #25167B #7B166B

monochromatic

#0C1A05 #21470D #397B16 #51AF1F #6CDA31

Accessibility & contrast

On white

5.23

#397B16 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#397B16 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397B16

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397B16	#FFFFFF	#000000	##FFFFFF
##397B16	1.00	5.23	4.02	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7000

Deuteranopia (green-blind)

#776A22

Tritanopia (blue-blind)

#347668

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #397b16;
/* rgb */ color: rgb(57, 123, 22);
/* oklch */ color: oklch(51.9% 0.147 137.5);

Tailwind

colors: {
  custom: {
    50: '#77a25d',
    500: '#397b16',
    950: '#000000',
  },
}

SCSS

$custom: #397b16;
$custom-light: #77a25d;
$custom-dark: #000000;

JSON

{
  "hex": "#397b16",
  "rgb": {
    "r": 57,
    "g": 123,
    "b": 22
  },
  "hsl": {
    "h": 99.208,
    "s": 69.655,
    "l": 28.431
  },
  "oklch": {
    "l": 0.51949,
    "c": 0.14689,
    "h": 137.5
  },
  "luminance": 0.15094
}

Semantic roles & 50–950 ramp

primary

#397B16

secondary

#883DB0

accent

#3BECAF

background

#F7FAF5

surface

#EEF3E9

border

#C9CDC5

text

#090F04

muted

#7B7F79

Preview Lab

Preview with #397B16

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

Preview Lab → · Contrast checker → · Palette generator →