#278E59#278E59

#278E59 is a mid, vivid green. Relative luminance 0.205; OKLCH L 57.5% C 0.124 H 156.0°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#278E59
RGB	rgb(39, 142, 89)
HSL	hsl(149, 57%, 35%)
HSV	hsv(149, 73%, 56%)
CMYK	cmyk(72.5%, 0%, 37.3%, 44.3%)
CIE-LAB	lab(52.39, -41.82, 20.06)
CIE-LCH	lch(52.39, 46.38, 154.38°)
OKLab	oklab(57.53% -0.1131 0.0503)
OKLCH	oklch(57.53% 0.124 156)
XYZ	xyz(12.3117, 20.4972, 12.7568)
Luminance	0.2050 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278E59 #8E275C

analogous

#298E27 #278E59 #278E8C

triadic

#278E59 #59278E #8E5927

tetradic

#278E59 #27298E #8E275C #8E8C27

square

#278E59 #27298E #8E275C #8E8C27

split-complementary

#278E59 #8C278E #8E2729

monochromatic

#0D2E1D #1A5E3B #278E59 #34BE77 #5DD296

Accessibility & contrast

On white

4.12

#278E59 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#278E59 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278E59

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278E59	#FFFFFF	#000000	##000000
##278E59	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D8256

Deuteranopia (green-blind)

#80795C

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #278e59;
/* rgb */ color: rgb(39, 142, 89);
/* oklch */ color: oklch(57.5% 0.124 156.0);

Tailwind

colors: {
  custom: {
    50: '#70b088',
    500: '#278e59',
    950: '#000000',
  },
}

SCSS

$custom: #278e59;
$custom-light: #70b088;
$custom-dark: #000000;

JSON

{
  "hex": "#278e59",
  "rgb": {
    "r": 39,
    "g": 142,
    "b": 89
  },
  "hsl": {
    "h": 149.126,
    "s": 56.906,
    "l": 35.49
  },
  "oklch": {
    "l": 0.57525,
    "c": 0.12381,
    "h": 156
  },
  "luminance": 0.20499
}

Semantic roles & 50–950 ramp

primary

#278E59

secondary

#B8598A

accent

#4896E0

background

#F7FAF8

surface

#EDF5F0

border

#C8CFCB

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #278E59

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

Preview Lab → · Contrast checker → · Palette generator →