#397D11#397D11

#397D11 is a mid, vivid yellow-green. Relative luminance 0.156; OKLCH L 52.5% C 0.152 H 137.3°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#397D11
RGB	rgb(57, 125, 17)
HSL	hsl(98, 76%, 28%)
HSV	hsv(98, 86%, 49%)
CMYK	cmyk(54.4%, 0%, 86.4%, 51%)
CIE-LAB	lab(46.41, -40.11, 46.83)
CIE-LCH	lch(46.41, 61.66, 130.58°)
OKLab	oklab(52.48% -0.1114 0.1029)
OKLCH	oklch(52.48% 0.152 137.3)
XYZ	xyz(9.1218, 15.5769, 3.0562)
Luminance	0.1558 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397D11 #55117D

analogous

#6F7D11 #397D11 #117D1F

triadic

#397D11 #11397D #7D1139

tetradic

#397D11 #116F7D #55117D #7D1F11

square

#397D11 #116F7D #55117D #7D1F11

split-complementary

#397D11 #1F117D #7D116F

monochromatic

#0C1B04 #20470A #397D11 #52B318 #6CE227

Accessibility & contrast

On white

5.10

#397D11 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#397D11 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397D11

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397D11	#FFFFFF	#000000	##FFFFFF
##397D11	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)

#817100

Deuteranopia (green-blind)

#796C1F

Tritanopia (blue-blind)

#34786A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #397d11;
/* rgb */ color: rgb(57, 125, 17);
/* oklch */ color: oklch(52.5% 0.152 137.3);

Tailwind

colors: {
  custom: {
    50: '#78a35b',
    500: '#397d11',
    950: '#000000',
  },
}

SCSS

$custom: #397d11;
$custom-light: #78a35b;
$custom-dark: #000000;

JSON

{
  "hex": "#397d11",
  "rgb": {
    "r": 57,
    "g": 125,
    "b": 17
  },
  "hsl": {
    "h": 97.778,
    "s": 76.056,
    "l": 27.843
  },
  "oklch": {
    "l": 0.5248,
    "c": 0.15165,
    "h": 137.3
  },
  "luminance": 0.15578
}

Semantic roles & 50–950 ramp

primary

#397D11

secondary

#8537B3

accent

#35F3AC

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#090F04

muted

#7B7F79

Preview Lab

Preview with #397D11

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

Preview Lab → · Contrast checker → · Palette generator →