#399B57#399B57

#399B57 is a mid, vivid green. Relative luminance 0.250; OKLCH L 61.5% C 0.137 H 150.4°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#399B57
RGB	rgb(57, 155, 87)
HSL	hsl(138, 46%, 42%)
HSV	hsv(138, 63%, 61%)
CMYK	cmyk(63.2%, 0%, 43.9%, 39.2%)
CIE-LAB	lab(57.07, -44.01, 27.40)
CIE-LCH	lch(57.07, 51.84, 148.09°)
OKLab	oklab(61.5% -0.1189 0.0676)
OKLCH	oklch(61.5% 0.137 150.4)
XYZ	xyz(15.1278, 24.9992, 13.0431)
Luminance	0.2500 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399B57 #9B397D

analogous

#4C9B39 #399B57 #399B88

triadic

#399B57 #57399B #9B5739

tetradic

#399B57 #394C9B #9B397D #9B8839

square

#399B57 #394C9B #9B397D #9B8839

split-complementary

#399B57 #88399B #9B394C

monochromatic

#184225 #296E3E #399B57 #52BF73 #7FD097

Accessibility & contrast

On white

3.50

#399B57 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.00

#399B57 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399B57

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399B57	#FFFFFF	#000000	##000000
##399B57	1.00	3.50	6.00	6.00
#FFFFFF	3.50	1.00	21.00	21.00
#000000	6.00	21.00	1.00	1.00
##000000	6.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8E52

Deuteranopia (green-blind)

#8F855C

Tritanopia (blue-blind)

#18988A

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #399b57;
/* rgb */ color: rgb(57, 155, 87);
/* oklch */ color: oklch(61.5% 0.137 150.4);

Tailwind

colors: {
  custom: {
    50: '#7ab987',
    500: '#399b57',
    950: '#000000',
  },
}

SCSS

$custom: #399b57;
$custom-light: #7ab987;
$custom-dark: #000000;

JSON

{
  "hex": "#399b57",
  "rgb": {
    "r": 57,
    "g": 155,
    "b": 87
  },
  "hsl": {
    "h": 138.367,
    "s": 46.226,
    "l": 41.569
  },
  "oklch": {
    "l": 0.61495,
    "c": 0.13675,
    "h": 150.4
  },
  "luminance": 0.25001
}

Semantic roles & 50–950 ramp

primary

#399B57

secondary

#B977A5

accent

#52ADD6

background

#F7FBF8

surface

#EEF6EF

border

#C9D0CA

text

#0A110B

muted

#7C807C

Preview Lab

Preview with #399B57

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

Preview Lab → · Contrast checker → · Palette generator →