#397C12#397C12

#397C12 is a mid, vivid yellow-green. Relative luminance 0.153; OKLCH L 52.2% C 0.150 H 137.3°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#397C12
RGB	rgb(57, 124, 18)
HSL	hsl(98, 75%, 28%)
HSV	hsv(98, 85%, 49%)
CMYK	cmyk(54%, 0%, 85.5%, 51.4%)
CIE-LAB	lab(46.08, -39.66, 46.25)
CIE-LCH	lch(46.08, 60.93, 130.61°)
OKLab	oklab(52.21% -0.1102 0.1018)
OKLCH	oklch(52.21% 0.15 137.3)
XYZ	xyz(9.0039, 15.3282, 3.0563)
Luminance	0.1533 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397C12 #55127C

analogous

#6E7C12 #397C12 #127C20

triadic

#397C12 #12397C #7C1239

tetradic

#397C12 #126E7C #55127C #7C2012

square

#397C12 #126E7C #55127C #7C2012

split-complementary

#397C12 #20127C #7C126E

monochromatic

#0C1B04 #20470A #397C12 #52B11A #6CE029

Accessibility & contrast

On white

5.17

#397C12 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#397C12 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397C12

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397C12	#FFFFFF	#000000	##FFFFFF
##397C12	1.00	5.17	4.07	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807100

Deuteranopia (green-blind)

#786B1F

Tritanopia (blue-blind)

#347769

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #397c12;
/* rgb */ color: rgb(57, 124, 18);
/* oklch */ color: oklch(52.2% 0.150 137.3);

Tailwind

colors: {
  custom: {
    50: '#77a25b',
    500: '#397c12',
    950: '#000000',
  },
}

SCSS

$custom: #397c12;
$custom-light: #77a25b;
$custom-dark: #000000;

JSON

{
  "hex": "#397c12",
  "rgb": {
    "r": 57,
    "g": 124,
    "b": 18
  },
  "hsl": {
    "h": 97.925,
    "s": 74.648,
    "l": 27.843
  },
  "oklch": {
    "l": 0.52206,
    "c": 0.15,
    "h": 137.3
  },
  "luminance": 0.15329
}

Semantic roles & 50–950 ramp

primary

#397C12

secondary

#8538B2

accent

#37F1AD

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#090F04

muted

#7B7F79

Preview Lab

Preview with #397C12

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

Preview Lab → · Contrast checker → · Palette generator →