#378E4F#378E4F

#378E4F is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.8% C 0.127 H 149.7°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#378E4F
RGB	rgb(55, 142, 79)
HSL	hsl(137, 44%, 39%)
HSV	hsv(137, 61%, 56%)
CMYK	cmyk(61.3%, 0%, 44.4%, 44.3%)
CIE-LAB	lab(52.64, -40.53, 25.98)
CIE-LCH	lch(52.64, 48.14, 147.35°)
OKLab	oklab(57.79% -0.1096 0.064)
OKLCH	oklch(57.79% 0.127 149.7)
XYZ	xyz(12.6589, 20.7215, 10.7282)
Luminance	0.2072 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378E4F #8E3776

analogous

#4A8E37 #378E4F #378E7A

triadic

#378E4F #4F378E #8E4F37

tetradic

#378E4F #374A8E #8E3776 #8E7A37

square

#378E4F #374A8E #8E3776 #8E7A37

split-complementary

#378E4F #7A378E #8E374A

monochromatic

#15361E #266236 #378E4F #49B968 #76CA8D

Accessibility & contrast

On white

4.08

#378E4F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#378E4F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378E4F

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378E4F	#FFFFFF	#000000	##000000
##378E4F	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F824A

Deuteranopia (green-blind)

#847A53

Tritanopia (blue-blind)

#1E8C7F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #378e4f;
/* rgb */ color: rgb(55, 142, 79);
/* oklch */ color: oklch(57.8% 0.127 149.7);

Tailwind

colors: {
  custom: {
    50: '#77b081',
    500: '#378e4f',
    950: '#000000',
  },
}

SCSS

$custom: #378e4f;
$custom-light: #77b081;
$custom-dark: #000000;

JSON

{
  "hex": "#378e4f",
  "rgb": {
    "r": 55,
    "g": 142,
    "b": 79
  },
  "hsl": {
    "h": 136.552,
    "s": 44.162,
    "l": 38.627
  },
  "oklch": {
    "l": 0.57793,
    "c": 0.12691,
    "h": 149.7
  },
  "luminance": 0.20723
}

Semantic roles & 50–950 ramp

primary

#378E4F

secondary

#B36EA0

accent

#54B1D4

background

#F7FAF7

surface

#EEF5EE

border

#C9CFC9

text

#09100A

muted

#7B7F7C

Preview Lab

Preview with #378E4F

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

Preview Lab → · Contrast checker → · Palette generator →