#289F4F#289F4F

#289F4F is a mid, vivid green. Relative luminance 0.258; OKLCH L 62.0% C 0.156 H 149.6°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#289F4F
RGB	rgb(40, 159, 79)
HSL	hsl(140, 60%, 39%)
HSV	hsv(140, 75%, 62%)
CMYK	cmyk(74.8%, 0%, 50.3%, 37.6%)
CIE-LAB	lab(57.86, -50.06, 32.52)
CIE-LCH	lch(57.86, 59.69, 146.99°)
OKLab	oklab(61.99% -0.1346 0.079)
OKLCH	oklch(61.99% 0.156 149.6)
XYZ	xyz(14.6833, 25.8102, 11.6036)
Luminance	0.2581 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289F4F #9F2878

analogous

#3D9F28 #289F4F #289F8B

triadic

#289F4F #4F289F #9F4F28

tetradic

#289F4F #283D9F #9F2878 #9F8B28

square

#289F4F #283D9F #9F2878 #9F8B28

split-complementary

#289F4F #8B289F #9F283D

monochromatic

#0F3D1E #1C6E37 #289F4F #37CD68 #68D98D

Accessibility & contrast

On white

3.41

#289F4F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#289F4F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289F4F

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289F4F	#FFFFFF	#000000	##000000
##289F4F	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A09148

Deuteranopia (green-blind)

#928755

Tritanopia (blue-blind)

#009C8C

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #289f4f;
/* rgb */ color: rgb(40, 159, 79);
/* oklch */ color: oklch(62.0% 0.156 149.6);

Tailwind

colors: {
  custom: {
    50: '#74bc82',
    500: '#289f4f',
    950: '#000000',
  },
}

SCSS

$custom: #289f4f;
$custom-light: #74bc82;
$custom-dark: #000000;

JSON

{
  "hex": "#289f4f",
  "rgb": {
    "r": 40,
    "g": 159,
    "b": 79
  },
  "hsl": {
    "h": 139.664,
    "s": 59.799,
    "l": 39.02
  },
  "oklch": {
    "l": 0.61986,
    "c": 0.15608,
    "h": 149.6
  },
  "luminance": 0.25812
}

Semantic roles & 50–950 ramp

primary

#289F4F

secondary

#BF64A1

accent

#45AFE3

background

#F7FBF8

surface

#EEF7EF

border

#C9D0CA

text

#09120A

muted

#7B817C

Preview Lab

Preview with #289F4F

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

Preview Lab → · Contrast checker → · Palette generator →