#378E5B#378E5B

#378E5B is a mid, moderate green. Relative luminance 0.209; OKLCH L 58.0% C 0.115 H 154.6°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#378E5B
RGB	rgb(55, 142, 91)
HSL	hsl(145, 44%, 39%)
HSV	hsv(145, 61%, 56%)
CMYK	cmyk(61.3%, 0%, 35.9%, 44.3%)
CIE-LAB	lab(52.85, -38.27, 19.63)
CIE-LCH	lch(52.85, 43.01, 152.85°)
OKLab	oklab(58.03% -0.1039 0.0493)
OKLCH	oklch(58.03% 0.115 154.6)
XYZ	xyz(13.1358, 20.9123, 13.2397)
Luminance	0.2091 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378E5B #8E376A

analogous

#3E8E37 #378E5B #378E86

triadic

#378E5B #5B378E #8E5B37

tetradic

#378E5B #373E8E #8E376A #8E8637

square

#378E5B #373E8E #8E376A #8E8637

split-complementary

#378E5B #86378E #8E373E

monochromatic

#153622 #26623F #378E5B #49B978 #76CA98

Accessibility & contrast

On white

4.05

#378E5B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#378E5B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378E5B

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378E5B	#FFFFFF	#000000	##000000
##378E5B	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E8358

Deuteranopia (green-blind)

#827B5E

Tritanopia (blue-blind)

#178C81

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #378e5b;
/* rgb */ color: rgb(55, 142, 91);
/* oklch */ color: oklch(58.0% 0.115 154.6);

Tailwind

colors: {
  custom: {
    50: '#77b089',
    500: '#378e5b',
    950: '#000000',
  },
}

SCSS

$custom: #378e5b;
$custom-light: #77b089;
$custom-dark: #000000;

JSON

{
  "hex": "#378e5b",
  "rgb": {
    "r": 55,
    "g": 142,
    "b": 91
  },
  "hsl": {
    "h": 144.828,
    "s": 44.162,
    "l": 38.627
  },
  "oklch": {
    "l": 0.58034,
    "c": 0.11498,
    "h": 154.6
  },
  "luminance": 0.20914
}

Semantic roles & 50–950 ramp

primary

#378E5B

secondary

#B36E96

accent

#549FD4

background

#F7FAF8

surface

#EEF5F0

border

#C9CFCB

text

#09100B

muted

#7B7F7C

Preview Lab

Preview with #378E5B

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

Preview Lab → · Contrast checker → · Palette generator →