#289E5A#289E5A

#289E5A is a mid, vivid green. Relative luminance 0.256; OKLCH L 61.9% C 0.144 H 153.0°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#289E5A
RGB	rgb(40, 158, 90)
HSL	hsl(145, 60%, 39%)
HSV	hsv(145, 75%, 62%)
CMYK	cmyk(74.7%, 0%, 43%, 38%)
CIE-LAB	lab(57.70, -47.77, 26.52)
CIE-LCH	lch(57.70, 54.64, 150.97°)
OKLab	oklab(61.91% -0.1286 0.0656)
OKLCH	oklch(61.91% 0.144 153)
XYZ	xyz(14.9461, 25.6413, 13.8324)
Luminance	0.2564 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289E5A #9E286C

analogous

#319E28 #289E5A #289E95

triadic

#289E5A #5A289E #9E5A28

tetradic

#289E5A #28319E #9E286C #9E9528

square

#289E5A #28319E #9E286C #9E9528

split-complementary

#289E5A #95289E #9E2831

monochromatic

#0F3C22 #1C6D3E #289E5A #37CC76 #68D998

Accessibility & contrast

On white

3.43

#289E5A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.13

#289E5A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289E5A

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289E5A	#FFFFFF	#000000	##000000
##289E5A	1.00	3.43	6.13	6.13
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.13	21.00	1.00	1.00
##000000	6.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E9155

Deuteranopia (green-blind)

#90875F

Tritanopia (blue-blind)

#009C8D

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #289e5a;
/* rgb */ color: rgb(40, 158, 90);
/* oklch */ color: oklch(61.9% 0.144 153.0);

Tailwind

colors: {
  custom: {
    50: '#74bc89',
    500: '#289e5a',
    950: '#000000',
  },
}

SCSS

$custom: #289e5a;
$custom-light: #74bc89;
$custom-dark: #000000;

JSON

{
  "hex": "#289e5a",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 90
  },
  "hsl": {
    "h": 145.424,
    "s": 59.596,
    "l": 38.824
  },
  "oklch": {
    "l": 0.61907,
    "c": 0.14442,
    "h": 153
  },
  "luminance": 0.25643
}

Semantic roles & 50–950 ramp

primary

#289E5A

secondary

#BF6398

accent

#45A0E3

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#09120B

muted

#7B817C

Preview Lab

Preview with #289E5A

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

Preview Lab → · Contrast checker → · Palette generator →