#278C50#278C50

#278C50 is a mid, vivid green. Relative luminance 0.198; OKLCH L 56.8% C 0.130 H 152.8°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#278C50
RGB	rgb(39, 140, 80)
HSL	hsl(144, 56%, 35%)
HSV	hsv(144, 72%, 55%)
CMYK	cmyk(72.1%, 0%, 42.9%, 45.1%)
CIE-LAB	lab(51.57, -42.80, 23.95)
CIE-LCH	lch(51.57, 49.05, 150.77°)
OKLab	oklab(56.79% -0.1154 0.0594)
OKLCH	oklch(56.79% 0.13 152.8)
XYZ	xyz(11.6617, 19.7654, 10.7884)
Luminance	0.1977 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278C50 #8C2763

analogous

#318C27 #278C50 #278C82

triadic

#278C50 #50278C #8C5027

tetradic

#278C50 #27318C #8C2763 #8C8227

square

#278C50 #27318C #8C2763 #8C8227

split-complementary

#278C50 #82278C #8C2731

monochromatic

#0C2C19 #1A5C35 #278C50 #34BC6B #5CD28C

Accessibility & contrast

On white

4.24

#278C50 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#278C50 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278C50

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278C50	#FFFFFF	#000000	##000000
##278C50	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C804C

Deuteranopia (green-blind)

#807754

Tritanopia (blue-blind)

#008A7D

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #278c50;
/* rgb */ color: rgb(39, 140, 80);
/* oklch */ color: oklch(56.8% 0.130 152.8);

Tailwind

colors: {
  custom: {
    50: '#70ae82',
    500: '#278c50',
    950: '#000000',
  },
}

SCSS

$custom: #278c50;
$custom-light: #70ae82;
$custom-dark: #000000;

JSON

{
  "hex": "#278c50",
  "rgb": {
    "r": 39,
    "g": 140,
    "b": 80
  },
  "hsl": {
    "h": 144.356,
    "s": 56.425,
    "l": 35.098
  },
  "oklch": {
    "l": 0.56794,
    "c": 0.12975,
    "h": 152.8
  },
  "luminance": 0.19767
}

Semantic roles & 50–950 ramp

primary

#278C50

secondary

#B75890

accent

#48A2E0

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #278C50

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

Preview Lab → · Contrast checker → · Palette generator →