#308B40#308B40

#308B40 is a mid, vivid green. Relative luminance 0.195; OKLCH L 56.5% C 0.140 H 146.6°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#308B40
RGB	rgb(48, 139, 64)
HSL	hsl(131, 49%, 37%)
HSV	hsv(131, 65%, 55%)
CMYK	cmyk(65.5%, 0%, 54%, 45.5%)
CIE-LAB	lab(51.22, -43.35, 32.11)
CIE-LCH	lch(51.22, 53.95, 143.47°)
OKLab	oklab(56.49% -0.1171 0.0772)
OKLCH	oklch(56.49% 0.14 146.6)
XYZ	xyz(11.3762, 19.4626, 8.0066)
Luminance	0.1946 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308B40 #8B307B

analogous

#4E8B30 #308B40 #308B6E

triadic

#308B40 #40308B #8B4030

tetradic

#308B40 #304E8B #8B307B #8B6E30

square

#308B40 #304E8B #8B307B #8B6E30

split-complementary

#308B40 #6E308B #8B304E

monochromatic

#113016 #205E2B #308B40 #40B855 #6ACC7B

Accessibility & contrast

On white

4.29

#308B40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#308B40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308B40

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308B40	#FFFFFF	#000000	##000000
##308B40	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7F39

Deuteranopia (green-blind)

#827746

Tritanopia (blue-blind)

#16887A

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #308b40;
/* rgb */ color: rgb(48, 139, 64);
/* oklch */ color: oklch(56.5% 0.140 146.6);

Tailwind

colors: {
  custom: {
    50: '#73ae77',
    500: '#308b40',
    950: '#000000',
  },
}

SCSS

$custom: #308b40;
$custom-light: #73ae77;
$custom-dark: #000000;

JSON

{
  "hex": "#308b40",
  "rgb": {
    "r": 48,
    "g": 139,
    "b": 64
  },
  "hsl": {
    "h": 130.549,
    "s": 48.663,
    "l": 36.667
  },
  "oklch": {
    "l": 0.56494,
    "c": 0.14028,
    "h": 146.6
  },
  "luminance": 0.19464
}

Semantic roles & 50–950 ramp

primary

#308B40

secondary

#B364A5

accent

#50C0D8

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#091009

muted

#7B7F7B

Preview Lab

Preview with #308B40

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

Preview Lab → · Contrast checker → · Palette generator →