#309E5B#309E5B

#309E5B is a light, vivid green. Relative luminance 0.258; OKLCH L 62.1% C 0.141 H 152.5°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#309E5B
RGB	rgb(48, 158, 91)
HSL	hsl(143, 53%, 40%)
HSV	hsv(143, 70%, 62%)
CMYK	cmyk(69.6%, 0%, 42.4%, 38%)
CIE-LAB	lab(57.88, -46.27, 26.26)
CIE-LCH	lch(57.88, 53.20, 150.42°)
OKLab	oklab(62.11% -0.1248 0.0651)
OKLCH	oklch(62.11% 0.141 152.5)
XYZ	xyz(15.3328, 25.8357, 14.0742)
Luminance	0.2584 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309E5B #9E3073

analogous

#3C9E30 #309E5B #309E92

triadic

#309E5B #5B309E #9E5B30

tetradic

#309E5B #303C9E #9E3073 #9E9230

square

#309E5B #303C9E #9E3073 #9E9230

split-complementary

#309E5B #92309E #9E303C

monochromatic

#134025 #226F40 #309E5B #45C677 #74D59A

Accessibility & contrast

On white

3.41

#309E5B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#309E5B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309E5B

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309E5B	#FFFFFF	#000000	##000000
##309E5B	1.00	3.41	6.17	6.17
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E9156

Deuteranopia (green-blind)

#91875F

Tritanopia (blue-blind)

#009C8D

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #309e5b;
/* rgb */ color: rgb(48, 158, 91);
/* oklch */ color: oklch(62.1% 0.141 152.5);

Tailwind

colors: {
  custom: {
    50: '#77bc8a',
    500: '#309e5b',
    950: '#000000',
  },
}

SCSS

$custom: #309e5b;
$custom-light: #77bc8a;
$custom-dark: #000000;

JSON

{
  "hex": "#309e5b",
  "rgb": {
    "r": 48,
    "g": 158,
    "b": 91
  },
  "hsl": {
    "h": 143.455,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.62114,
    "c": 0.14072,
    "h": 152.5
  },
  "luminance": 0.25837
}

Semantic roles & 50–950 ramp

primary

#309E5B

secondary

#BD6D9E

accent

#4BA4DD

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#0A120C

muted

#7C817D

Preview Lab

Preview with #309E5B

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

Preview Lab → · Contrast checker → · Palette generator →