#289E58#289E58

#289E58 is a mid, vivid green. Relative luminance 0.256; OKLCH L 61.9% C 0.146 H 152.3°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#289E58
RGB	rgb(40, 158, 88)
HSL	hsl(144, 60%, 39%)
HSV	hsv(144, 75%, 62%)
CMYK	cmyk(74.7%, 0%, 44.3%, 38%)
CIE-LAB	lab(57.66, -48.14, 27.55)
CIE-LCH	lch(57.66, 55.47, 150.22°)
OKLab	oklab(61.87% -0.1296 0.068)
OKLCH	oklch(61.87% 0.146 152.3)
XYZ	xyz(14.8621, 25.6077, 13.3901)
Luminance	0.2561 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289E58 #9E286E

analogous

#339E28 #289E58 #289E93

triadic

#289E58 #58289E #9E5828

tetradic

#289E58 #28339E #9E286E #9E9328

square

#289E58 #28339E #9E286E #9E9328

split-complementary

#289E58 #93289E #9E2833

monochromatic

#0F3C22 #1C6D3D #289E58 #37CC74 #68D996

Accessibility & contrast

On white

3.43

#289E58 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#289E58 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289E58

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289E58	#FFFFFF	#000000	##000000
##289E58	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E9053

Deuteranopia (green-blind)

#90875D

Tritanopia (blue-blind)

#009C8D

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #289e58;
/* rgb */ color: rgb(40, 158, 88);
/* oklch */ color: oklch(61.9% 0.146 152.3);

Tailwind

colors: {
  custom: {
    50: '#74bc88',
    500: '#289e58',
    950: '#000000',
  },
}

SCSS

$custom: #289e58;
$custom-light: #74bc88;
$custom-dark: #000000;

JSON

{
  "hex": "#289e58",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 88
  },
  "hsl": {
    "h": 144.407,
    "s": 59.596,
    "l": 38.824
  },
  "oklch": {
    "l": 0.6187,
    "c": 0.14632,
    "h": 152.3
  },
  "luminance": 0.25609
}

Semantic roles & 50–950 ramp

primary

#289E58

secondary

#BF6399

accent

#45A3E3

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#09120B

muted

#7B817C

Preview Lab

Preview with #289E58

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

Preview Lab → · Contrast checker → · Palette generator →