#278E53#278E53

#278E53 is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.4% C 0.130 H 153.5°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#278E53
RGB	rgb(39, 142, 83)
HSL	hsl(146, 57%, 35%)
HSV	hsv(146, 73%, 56%)
CMYK	cmyk(72.5%, 0%, 41.5%, 44.3%)
CIE-LAB	lab(52.29, -43.02, 23.24)
CIE-LCH	lch(52.29, 48.90, 151.62°)
OKLab	oklab(57.4% -0.116 0.0578)
OKLCH	oklch(57.4% 0.13 153.5)
XYZ	xyz(12.0700, 20.4005, 11.4835)
Luminance	0.2040 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278E53 #8E2762

analogous

#2E8E27 #278E53 #278E86

triadic

#278E53 #53278E #8E5327

tetradic

#278E53 #272E8E #8E2762 #8E8627

square

#278E53 #272E8E #8E2762 #8E8627

split-complementary

#278E53 #86278E #8E272E

monochromatic

#0D2E1B #1A5E37 #278E53 #34BE6F #5DD28F

Accessibility & contrast

On white

4.13

#278E53 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#278E53 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278E53

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278E53	#FFFFFF	#000000	##000000
##278E53	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E824F

Deuteranopia (green-blind)

#817957

Tritanopia (blue-blind)

#008C7F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #278e53;
/* rgb */ color: rgb(39, 142, 83);
/* oklch */ color: oklch(57.4% 0.130 153.5);

Tailwind

colors: {
  custom: {
    50: '#70b084',
    500: '#278e53',
    950: '#000000',
  },
}

SCSS

$custom: #278e53;
$custom-light: #70b084;
$custom-dark: #000000;

JSON

{
  "hex": "#278e53",
  "rgb": {
    "r": 39,
    "g": 142,
    "b": 83
  },
  "hsl": {
    "h": 145.631,
    "s": 56.906,
    "l": 35.49
  },
  "oklch": {
    "l": 0.57401,
    "c": 0.12961,
    "h": 153.5
  },
  "luminance": 0.20402
}

Semantic roles & 50–950 ramp

primary

#278E53

secondary

#B8598F

accent

#489FE0

background

#F7FAF8

surface

#EDF5EF

border

#C8CFCA

text

#08110B

muted

#7B807C

Preview Lab

Preview with #278E53

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

Preview Lab → · Contrast checker → · Palette generator →