#289E5F#289E5F

#289E5F is a light, vivid green. Relative luminance 0.257; OKLCH L 62.0% C 0.140 H 154.7°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#289E5F
RGB	rgb(40, 158, 95)
HSL	hsl(148, 60%, 39%)
HSV	hsv(148, 75%, 62%)
CMYK	cmyk(74.7%, 0%, 39.9%, 38%)
CIE-LAB	lab(57.78, -46.82, 23.93)
CIE-LCH	lch(57.78, 52.58, 152.93°)
OKLab	oklab(62% -0.1263 0.0597)
OKLCH	oklch(62% 0.14 154.7)
XYZ	xyz(15.1661, 25.7293, 14.9912)
Luminance	0.2573 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289E5F #9E2867

analogous

#2C9E28 #289E5F #289E9A

triadic

#289E5F #5F289E #9E5F28

tetradic

#289E5F #282C9E #9E2867 #9E9A28

square

#289E5F #282C9E #9E2867 #9E9A28

split-complementary

#289E5F #9A289E #9E282C

monochromatic

#0F3C24 #1C6D42 #289E5F #37CC7D #68D99C

Accessibility & contrast

On white

3.42

#289E5F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#289E5F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289E5F

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289E5F	#FFFFFF	#000000	##000000
##289E5F	1.00	3.42	6.15	6.15
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E915B

Deuteranopia (green-blind)

#8F8763

Tritanopia (blue-blind)

#009C8E

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #289e5f;
/* rgb */ color: rgb(40, 158, 95);
/* oklch */ color: oklch(62.0% 0.140 154.7);

Tailwind

colors: {
  custom: {
    50: '#74bc8d',
    500: '#289e5f',
    950: '#000000',
  },
}

SCSS

$custom: #289e5f;
$custom-light: #74bc8d;
$custom-dark: #000000;

JSON

{
  "hex": "#289e5f",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 95
  },
  "hsl": {
    "h": 147.966,
    "s": 59.596,
    "l": 38.824
  },
  "oklch": {
    "l": 0.62004,
    "c": 0.13969,
    "h": 154.7
  },
  "luminance": 0.25731
}

Semantic roles & 50–950 ramp

primary

#289E5F

secondary

#BF6394

accent

#4599E3

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#09120C

muted

#7B817D

Preview Lab

Preview with #289E5F

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

Preview Lab → · Contrast checker → · Palette generator →