#397C21#397C21

#397C21 is a mid, vivid green. Relative luminance 0.154; OKLCH L 52.3% C 0.142 H 138.8°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#397C21
RGB	rgb(57, 124, 33)
HSL	hsl(104, 58%, 31%)
HSV	hsv(104, 73%, 49%)
CMYK	cmyk(54%, 0%, 73.4%, 51.4%)
CIE-LAB	lab(46.17, -38.66, 41.11)
CIE-LCH	lch(46.17, 56.43, 133.24°)
OKLab	oklab(52.31% -0.1065 0.0933)
OKLCH	oklch(52.31% 0.142 138.8)
XYZ	xyz(9.1692, 15.3943, 3.9268)
Luminance	0.1540 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397C21 #64217C

analogous

#667C21 #397C21 #217C36

triadic

#397C21 #21397C #7C2139

tetradic

#397C21 #21667C #64217C #7C3621

square

#397C21 #21667C #64217C #7C3621

split-complementary

#397C21 #36217C #7C2166

monochromatic

#0D1B07 #234C14 #397C21 #4FAC2E #6CCF49

Accessibility & contrast

On white

5.15

#397C21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#397C21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397C21

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397C21	#FFFFFF	#000000	##FFFFFF
##397C21	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807112

Deuteranopia (green-blind)

#776B2A

Tritanopia (blue-blind)

#33786A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #397c21;
/* rgb */ color: rgb(57, 124, 33);
/* oklch */ color: oklch(52.3% 0.142 138.8);

Tailwind

colors: {
  custom: {
    50: '#77a262',
    500: '#397c21',
    950: '#000000',
  },
}

SCSS

$custom: #397c21;
$custom-light: #77a262;
$custom-dark: #000000;

JSON

{
  "hex": "#397c21",
  "rgb": {
    "r": 57,
    "g": 124,
    "b": 33
  },
  "hsl": {
    "h": 104.176,
    "s": 57.962,
    "l": 30.784
  },
  "oklch": {
    "l": 0.52308,
    "c": 0.14163,
    "h": 138.8
  },
  "luminance": 0.15395
}

Semantic roles & 50–950 ramp

primary

#397C21

secondary

#944AAF

accent

#47E1B8

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#090F05

muted

#7B7F7A

Preview Lab

Preview with #397C21

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

Preview Lab → · Contrast checker → · Palette generator →