#278A50#278A50

#278A50 is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.2% C 0.127 H 153.2°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#278A50
RGB	rgb(39, 138, 80)
HSL	hsl(145, 56%, 35%)
HSV	hsv(145, 72%, 54%)
CMYK	cmyk(71.7%, 0%, 42%, 45.9%)
CIE-LAB	lab(50.90, -42.00, 23.08)
CIE-LCH	lch(50.90, 47.93, 151.21°)
OKLab	oklab(56.24% -0.1133 0.0573)
OKLCH	oklch(56.24% 0.127 153.2)
XYZ	xyz(11.3722, 19.1862, 10.6918)
Luminance	0.1919 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278A50 #8A2761

analogous

#308A27 #278A50 #278A81

triadic

#278A50 #50278A #8A5027

tetradic

#278A50 #27308A #8A2761 #8A8127

square

#278A50 #27308A #8A2761 #8A8127

split-complementary

#278A50 #81278A #8A2730

monochromatic

#0C2B19 #1A5A34 #278A50 #34BA6C #5BD18C

Accessibility & contrast

On white

4.34

#278A50 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#278A50 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278A50

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278A50	#FFFFFF	#000000	##000000
##278A50	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7E4C

Deuteranopia (green-blind)

#7E7654

Tritanopia (blue-blind)

#00887C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #278a50;
/* rgb */ color: rgb(39, 138, 80);
/* oklch */ color: oklch(56.2% 0.127 153.2);

Tailwind

colors: {
  custom: {
    50: '#6fad81',
    500: '#278a50',
    950: '#000000',
  },
}

SCSS

$custom: #278a50;
$custom-light: #6fad81;
$custom-dark: #000000;

JSON

{
  "hex": "#278a50",
  "rgb": {
    "r": 39,
    "g": 138,
    "b": 80
  },
  "hsl": {
    "h": 144.848,
    "s": 55.932,
    "l": 34.706
  },
  "oklch": {
    "l": 0.56244,
    "c": 0.12696,
    "h": 153.2
  },
  "luminance": 0.19187
}

Semantic roles & 50–950 ramp

primary

#278A50

secondary

#B6578F

accent

#49A1DF

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #278A50

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

Preview Lab → · Contrast checker → · Palette generator →