#307F51#307F51

#307F51 is a mid, moderate green. Relative luminance 0.164; OKLCH L 53.5% C 0.106 H 154.7°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#307F51
RGB	rgb(48, 127, 81)
HSL	hsl(145, 45%, 34%)
HSV	hsv(145, 62%, 50%)
CMYK	cmyk(62.2%, 0%, 36.2%, 50.2%)
CIE-LAB	lab(47.50, -35.36, 18.03)
CIE-LCH	lch(47.50, 39.70, 152.98°)
OKLab	oklab(53.52% -0.096 0.0453)
OKLCH	oklch(53.52% 0.106 154.7)
XYZ	xyz(10.2926, 16.4002, 10.4061)
Luminance	0.1640 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307F51 #7F305E

analogous

#377F30 #307F51 #307F79

triadic

#307F51 #51307F #7F5130

tetradic

#307F51 #30377F #7F305E #7F7930

square

#307F51 #30377F #7F305E #7F7930

split-complementary

#307F51 #79307F #7F3037

monochromatic

#0E2618 #1F5335 #307F51 #41AB6D #65C58D

Accessibility & contrast

On white

4.91

#307F51 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#307F51 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #307F51

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307F51	#FFFFFF	#000000	##FFFFFF
##307F51	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F754E

Deuteranopia (green-blind)

#746E54

Tritanopia (blue-blind)

#127E73

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #307f51;
/* rgb */ color: rgb(48, 127, 81);
/* oklch */ color: oklch(53.5% 0.106 154.7);

Tailwind

colors: {
  custom: {
    50: '#71a582',
    500: '#307f51',
    950: '#000000',
  },
}

SCSS

$custom: #307f51;
$custom-light: #71a582;
$custom-dark: #000000;

JSON

{
  "hex": "#307f51",
  "rgb": {
    "r": 48,
    "g": 127,
    "b": 81
  },
  "hsl": {
    "h": 145.063,
    "s": 45.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.53515,
    "c": 0.10613,
    "h": 154.7
  },
  "luminance": 0.16401
}

Semantic roles & 50–950 ramp

primary

#307F51

secondary

#AC5F8C

accent

#539FD5

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#080F0A

muted

#7B7F7C

Preview Lab

Preview with #307F51

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

Preview Lab → · Contrast checker → · Palette generator →