#397E11#397E11

#397E11 is a mid, vivid yellow-green. Relative luminance 0.158; OKLCH L 52.8% C 0.153 H 137.4°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#397E11
RGB	rgb(57, 126, 17)
HSL	hsl(98, 76%, 28%)
HSV	hsv(98, 87%, 49%)
CMYK	cmyk(54.8%, 0%, 86.5%, 50.6%)
CIE-LAB	lab(46.75, -40.50, 47.13)
CIE-LCH	lch(46.75, 62.15, 130.67°)
OKLab	oklab(52.76% -0.1125 0.1035)
OKLCH	oklch(52.76% 0.153 137.4)
XYZ	xyz(9.2491, 15.8313, 3.0986)
Luminance	0.1583 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397E11 #56117E

analogous

#6F7E11 #397E11 #117E20

triadic

#397E11 #11397E #7E1139

tetradic

#397E11 #116F7E #56117E #7E2011

square

#397E11 #116F7E #56117E #7E2011

split-complementary

#397E11 #20117E #7E116F

monochromatic

#0C1B04 #21480A #397E11 #51B418 #6CE227

Accessibility & contrast

On white

5.04

#397E11 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#397E11 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397E11

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397E11	#FFFFFF	#000000	##FFFFFF
##397E11	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827200

Deuteranopia (green-blind)

#7A6D1F

Tritanopia (blue-blind)

#34796B

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #397e11;
/* rgb */ color: rgb(57, 126, 17);
/* oklch */ color: oklch(52.8% 0.153 137.4);

Tailwind

colors: {
  custom: {
    50: '#78a45b',
    500: '#397e11',
    950: '#000000',
  },
}

SCSS

$custom: #397e11;
$custom-light: #78a45b;
$custom-dark: #000000;

JSON

{
  "hex": "#397e11",
  "rgb": {
    "r": 57,
    "g": 126,
    "b": 17
  },
  "hsl": {
    "h": 97.982,
    "s": 76.224,
    "l": 28.039
  },
  "oklch": {
    "l": 0.52759,
    "c": 0.15286,
    "h": 137.4
  },
  "luminance": 0.15832
}

Semantic roles & 50–950 ramp

primary

#397E11

secondary

#8637B4

accent

#35F3AD

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#0A0F04

muted

#7C7F79

Preview Lab

Preview with #397E11

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

Preview Lab → · Contrast checker → · Palette generator →