#338B57#338B57

#338B57 is a mid, moderate green. Relative luminance 0.199; OKLCH L 57.0% C 0.116 H 154.2°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#338B57
RGB	rgb(51, 139, 87)
HSL	hsl(145, 46%, 37%)
HSV	hsv(145, 63%, 55%)
CMYK	cmyk(63.3%, 0%, 37.4%, 45.5%)
CIE-LAB	lab(51.67, -38.67, 20.26)
CIE-LCH	lch(51.67, 43.66, 152.35°)
OKLab	oklab(57.01% -0.1048 0.0508)
OKLCH	oklch(57.01% 0.116 154.2)
XYZ	xyz(12.3171, 19.8559, 12.1984)
Luminance	0.1986 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338B57 #8B3367

analogous

#3B8B33 #338B57 #338B83

triadic

#338B57 #57338B #8B5733

tetradic

#338B57 #333B8B #8B3367 #8B8333

square

#338B57 #333B8B #8B3367 #8B8333

split-complementary

#338B57 #83338B #8B333B

monochromatic

#12311F #235E3B #338B57 #43B873 #6ECA94

Accessibility & contrast

On white

4.22

#338B57 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#338B57 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338B57

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338B57	#FFFFFF	#000000	##000000
##338B57	1.00	4.22	4.97	4.97
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B8054

Deuteranopia (green-blind)

#7F785A

Tritanopia (blue-blind)

#0F897E

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #338b57;
/* rgb */ color: rgb(51, 139, 87);
/* oklch */ color: oklch(57.0% 0.116 154.2);

Tailwind

colors: {
  custom: {
    50: '#74ae87',
    500: '#338b57',
    950: '#000000',
  },
}

SCSS

$custom: #338b57;
$custom-light: #74ae87;
$custom-dark: #000000;

JSON

{
  "hex": "#338b57",
  "rgb": {
    "r": 51,
    "g": 139,
    "b": 87
  },
  "hsl": {
    "h": 144.545,
    "s": 46.316,
    "l": 37.255
  },
  "oklch": {
    "l": 0.57007,
    "c": 0.11645,
    "h": 154.2
  },
  "luminance": 0.19857
}

Semantic roles & 50–950 ramp

primary

#338B57

secondary

#B26894

accent

#52A0D6

background

#F7FAF8

surface

#EDF4EF

border

#C8CECA

text

#09100B

muted

#7B7F7C

Preview Lab

Preview with #338B57

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

Preview Lab → · Contrast checker → · Palette generator →