#309657#309657

#309657 is a mid, vivid green. Relative luminance 0.231; OKLCH L 59.9% C 0.133 H 152.4°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#309657
RGB	rgb(48, 150, 87)
HSL	hsl(143, 52%, 39%)
HSV	hsv(143, 68%, 59%)
CMYK	cmyk(68%, 0%, 42%, 41.2%)
CIE-LAB	lab(55.20, -43.84, 24.92)
CIE-LCH	lch(55.20, 50.42, 150.38°)
OKLab	oklab(59.89% -0.1183 0.0618)
OKLCH	oklch(59.89% 0.133 152.4)
XYZ	xyz(13.8444, 23.1277, 12.7495)
Luminance	0.2313 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309657 #96306F

analogous

#3C9630 #309657 #30968A

triadic

#309657 #573096 #965730

tetradic

#309657 #303C96 #96306F #968A30

square

#309657 #303C96 #96306F #968A30

split-complementary

#309657 #8A3096 #96303C

monochromatic

#123921 #21683C #309657 #41C272 #6FD195

Accessibility & contrast

On white

3.73

#309657 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#309657 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309657

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309657	#FFFFFF	#000000	##000000
##309657	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#968A53

Deuteranopia (green-blind)

#89815B

Tritanopia (blue-blind)

#009486

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #309657;
/* rgb */ color: rgb(48, 150, 87);
/* oklch */ color: oklch(59.9% 0.133 152.4);

Tailwind

colors: {
  custom: {
    50: '#75b687',
    500: '#309657',
    950: '#000000',
  },
}

SCSS

$custom: #309657;
$custom-light: #75b687;
$custom-dark: #000000;

JSON

{
  "hex": "#309657",
  "rgb": {
    "r": 48,
    "g": 150,
    "b": 87
  },
  "hsl": {
    "h": 142.941,
    "s": 51.515,
    "l": 38.824
  },
  "oklch": {
    "l": 0.59887,
    "c": 0.13349,
    "h": 152.4
  },
  "luminance": 0.23129
}

Semantic roles & 50–950 ramp

primary

#309657

secondary

#B9699A

accent

#4DA5DB

background

#F7FBF8

surface

#EEF6EF

border

#C9D0CA

text

#09110B

muted

#7B807C

Preview Lab

Preview with #309657

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

Preview Lab → · Contrast checker → · Palette generator →