#397E15#397E15

#397E15 is a mid, vivid yellow-green. Relative luminance 0.158; OKLCH L 52.8% C 0.151 H 137.7°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#397E15
RGB	rgb(57, 126, 21)
HSL	hsl(99, 71%, 29%)
HSV	hsv(99, 83%, 49%)
CMYK	cmyk(54.8%, 0%, 83.3%, 50.6%)
CIE-LAB	lab(46.77, -40.30, 46.00)
CIE-LCH	lch(46.77, 61.16, 131.22°)
OKLab	oklab(52.78% -0.1117 0.1017)
OKLCH	oklch(52.78% 0.151 137.7)
XYZ	xyz(9.2832, 15.8450, 3.2785)
Luminance	0.1585 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397E15 #5A157E

analogous

#6E7E15 #397E15 #157E26

triadic

#397E15 #15397E #7E1539

tetradic

#397E15 #156E7E #5A157E #7E2615

square

#397E15 #156E7E #5A157E #7E2615

split-complementary

#397E15 #26157E #7E156E

monochromatic

#0C1A04 #214A0C #397E15 #51B21E #6CDD31

Accessibility & contrast

On white

5.04

#397E15 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#397E15 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397E15

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397E15	#FFFFFF	#000000	##FFFFFF
##397E15	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)

#796D22

Tritanopia (blue-blind)

#34796B

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #397e15;
/* rgb */ color: rgb(57, 126, 21);
/* oklch */ color: oklch(52.8% 0.151 137.7);

Tailwind

colors: {
  custom: {
    50: '#78a45d',
    500: '#397e15',
    950: '#000000',
  },
}

SCSS

$custom: #397e15;
$custom-light: #78a45d;
$custom-dark: #000000;

JSON

{
  "hex": "#397e15",
  "rgb": {
    "r": 57,
    "g": 126,
    "b": 21
  },
  "hsl": {
    "h": 99.429,
    "s": 71.429,
    "l": 28.824
  },
  "oklch": {
    "l": 0.52779,
    "c": 0.1511,
    "h": 137.7
  },
  "luminance": 0.15846
}

Semantic roles & 50–950 ramp

primary

#397E15

secondary

#8A3CB3

accent

#3AEEB0

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#090F05

muted

#7B7F79

Preview Lab

Preview with #397E15

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

Preview Lab → · Contrast checker → · Palette generator →