#287D51#287D51

#287D51 is a mid, moderate green. Relative luminance 0.157; OKLCH L 52.7% C 0.107 H 156.7°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#287D51
RGB	rgb(40, 125, 81)
HSL	hsl(149, 52%, 32%)
HSV	hsv(149, 68%, 49%)
CMYK	cmyk(68%, 0%, 35.2%, 51%)
CIE-LAB	lab(46.59, -36.20, 16.78)
CIE-LCH	lch(46.59, 39.90, 155.13°)
OKLab	oklab(52.71% -0.0982 0.0423)
OKLCH	oklch(52.71% 0.107 156.7)
XYZ	xyz(9.6930, 15.7114, 10.3048)
Luminance	0.1571 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287D51 #7D2854

analogous

#2A7D28 #287D51 #287D7B

triadic

#287D51 #51287D #7D5128

tetradic

#287D51 #282A7D #7D2854 #7D7B28

square

#287D51 #282A7D #7D2854 #7D7B28

split-complementary

#287D51 #7B287D #7D282A

monochromatic

#0A2015 #194F33 #287D51 #37AB6F #56C98E

Accessibility & contrast

On white

5.07

#287D51 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#287D51 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287D51

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287D51	#FFFFFF	#000000	##FFFFFF
##287D51	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C734E

Deuteranopia (green-blind)

#716B54

Tritanopia (blue-blind)

#007C72

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #287d51;
/* rgb */ color: rgb(40, 125, 81);
/* oklch */ color: oklch(52.7% 0.107 156.7);

Tailwind

colors: {
  custom: {
    50: '#6da382',
    500: '#287d51',
    950: '#000000',
  },
}

SCSS

$custom: #287d51;
$custom-light: #6da382;
$custom-dark: #000000;

JSON

{
  "hex": "#287d51",
  "rgb": {
    "r": 40,
    "g": 125,
    "b": 81
  },
  "hsl": {
    "h": 148.941,
    "s": 51.515,
    "l": 32.353
  },
  "oklch": {
    "l": 0.5271,
    "c": 0.10696,
    "h": 156.7
  },
  "luminance": 0.15712
}

Semantic roles & 50–950 ramp

primary

#287D51

secondary

#AE5382

accent

#4D96DB

background

#F6FAF7

surface

#ECF4EE

border

#C7CEC9

text

#080F0A

muted

#7A7F7C

Preview Lab

Preview with #287D51

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

Preview Lab → · Contrast checker → · Palette generator →