#399B63#399B63

#399B63 is a mid, vivid green. Relative luminance 0.252; OKLCH L 61.7% C 0.125 H 154.9°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#399B63
RGB	rgb(57, 155, 99)
HSL	hsl(146, 46%, 42%)
HSV	hsv(146, 63%, 61%)
CMYK	cmyk(63.2%, 0%, 36.1%, 39.2%)
CIE-LAB	lab(57.28, -41.76, 21.15)
CIE-LCH	lch(57.28, 46.81, 153.14°)
OKLab	oklab(61.73% -0.1132 0.0531)
OKLCH	oklch(61.73% 0.125 154.9)
XYZ	xyz(15.6595, 25.2118, 15.8431)
Luminance	0.2521 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399B63 #9B3971

analogous

#409B39 #399B63 #399B94

triadic

#399B63 #63399B #9B6339

tetradic

#399B63 #39409B #9B3971 #9B9439

square

#399B63 #39409B #9B3971 #9B9439

split-complementary

#399B63 #94399B #9B3940

monochromatic

#18422A #296E46 #399B63 #52BF81 #7FD0A1

Accessibility & contrast

On white

3.48

#399B63 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.04

#399B63 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399B63

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399B63	#FFFFFF	#000000	##000000
##399B63	1.00	3.48	6.04	6.04
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.04	21.00	1.00	1.00
##000000	6.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B8F5F

Deuteranopia (green-blind)

#8E8667

Tritanopia (blue-blind)

#0D998D

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #399b63;
/* rgb */ color: rgb(57, 155, 99);
/* oklch */ color: oklch(61.7% 0.125 154.9);

Tailwind

colors: {
  custom: {
    50: '#7ab990',
    500: '#399b63',
    950: '#000000',
  },
}

SCSS

$custom: #399b63;
$custom-light: #7ab990;
$custom-dark: #000000;

JSON

{
  "hex": "#399b63",
  "rgb": {
    "r": 57,
    "g": 155,
    "b": 99
  },
  "hsl": {
    "h": 145.714,
    "s": 46.226,
    "l": 41.569
  },
  "oklch": {
    "l": 0.61733,
    "c": 0.12508,
    "h": 154.9
  },
  "luminance": 0.25213
}

Semantic roles & 50–950 ramp

primary

#399B63

secondary

#B9779D

accent

#529DD6

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#0A110C

muted

#7C807D

Preview Lab

Preview with #399B63

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

Preview Lab → · Contrast checker → · Palette generator →