#278F56#278F56

#278F56 is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.7% C 0.128 H 154.5°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#278F56
RGB	rgb(39, 143, 86)
HSL	hsl(147, 57%, 36%)
HSV	hsv(147, 73%, 56%)
CMYK	cmyk(72.7%, 0%, 39.9%, 43.9%)
CIE-LAB	lab(52.67, -42.83, 22.09)
CIE-LCH	lch(52.67, 48.19, 152.71°)
OKLab	oklab(57.74% -0.1156 0.0551)
OKLCH	oklch(57.74% 0.128 154.5)
XYZ	xyz(12.3378, 20.7467, 12.1566)
Luminance	0.2075 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278F56 #8F2760

analogous

#2C8F27 #278F56 #278F8A

triadic

#278F56 #56278F #8F5627

tetradic

#278F56 #272C8F #8F2760 #8F8A27

square

#278F56 #272C8F #8F2760 #8F8A27

split-complementary

#278F56 #8A278F #8F272C

monochromatic

#0D2F1C #1A5F39 #278F56 #34BF73 #5DD393

Accessibility & contrast

On white

4.08

#278F56 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#278F56 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278F56

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278F56	#FFFFFF	#000000	##000000
##278F56	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8352

Deuteranopia (green-blind)

#827A5A

Tritanopia (blue-blind)

#008D81

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #278f56;
/* rgb */ color: rgb(39, 143, 86);
/* oklch */ color: oklch(57.7% 0.128 154.5);

Tailwind

colors: {
  custom: {
    50: '#70b186',
    500: '#278f56',
    950: '#000000',
  },
}

SCSS

$custom: #278f56;
$custom-light: #70b186;
$custom-dark: #000000;

JSON

{
  "hex": "#278f56",
  "rgb": {
    "r": 39,
    "g": 143,
    "b": 86
  },
  "hsl": {
    "h": 147.115,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.57735,
    "c": 0.1281,
    "h": 154.5
  },
  "luminance": 0.20748
}

Semantic roles & 50–950 ramp

primary

#278F56

secondary

#B85A8D

accent

#479BE0

background

#F7FBF8

surface

#EDF6EF

border

#C8D0CA

text

#08110B

muted

#7B807C

Preview Lab

Preview with #278F56

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

Preview Lab → · Contrast checker → · Palette generator →