#278B50#278B50

#278B50 is a mid, vivid green. Relative luminance 0.195; OKLCH L 56.5% C 0.128 H 153.0°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#278B50
RGB	rgb(39, 139, 80)
HSL	hsl(145, 56%, 35%)
HSV	hsv(145, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 42.4%, 45.5%)
CIE-LAB	lab(51.24, -42.40, 23.52)
CIE-LCH	lch(51.24, 48.49, 150.98°)
OKLab	oklab(56.52% -0.1143 0.0583)
OKLCH	oklch(56.52% 0.128 153)
XYZ	xyz(11.5163, 19.4745, 10.7399)
Luminance	0.1948 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B50 #8B2762

analogous

#308B27 #278B50 #278B82

triadic

#278B50 #50278B #8B5027

tetradic

#278B50 #27308B #8B2762 #8B8227

square

#278B50 #27308B #8B2762 #8B8227

split-complementary

#278B50 #82278B #8B2730

monochromatic

#0C2B19 #1A5B34 #278B50 #34BB6C #5BD18C

Accessibility & contrast

On white

4.29

#278B50 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#278B50 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B50

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B50	#FFFFFF	#000000	##000000
##278B50	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7F4C

Deuteranopia (green-blind)

#7F7754

Tritanopia (blue-blind)

#00897C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #278b50;
/* rgb */ color: rgb(39, 139, 80);
/* oklch */ color: oklch(56.5% 0.128 153.0);

Tailwind

colors: {
  custom: {
    50: '#6fae82',
    500: '#278b50',
    950: '#000000',
  },
}

SCSS

$custom: #278b50;
$custom-light: #6fae82;
$custom-dark: #000000;

JSON

{
  "hex": "#278b50",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 80
  },
  "hsl": {
    "h": 144.6,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.56519,
    "c": 0.12836,
    "h": 153
  },
  "luminance": 0.19476
}

Semantic roles & 50–950 ramp

primary

#278B50

secondary

#B6588F

accent

#48A2DF

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #278B50

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

Preview Lab → · Contrast checker → · Palette generator →