#289E4E#289E4E

#289E4E is a mid, vivid green. Relative luminance 0.255; OKLCH L 61.7% C 0.156 H 149.5°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#289E4E
RGB	rgb(40, 158, 78)
HSL	hsl(139, 60%, 39%)
HSV	hsv(139, 75%, 62%)
CMYK	cmyk(74.7%, 0%, 50.6%, 38%)
CIE-LAB	lab(57.51, -49.86, 32.61)
CIE-LCH	lch(57.51, 59.57, 146.81°)
OKLab	oklab(61.7% -0.1341 0.0791)
OKLCH	oklch(61.7% 0.156 149.5)
XYZ	xyz(14.4759, 25.4532, 11.3563)
Luminance	0.2545 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289E4E #9E2878

analogous

#3D9E28 #289E4E #289E89

triadic

#289E4E #4E289E #9E4E28

tetradic

#289E4E #283D9E #9E2878 #9E8928

square

#289E4E #283D9E #9E2878 #9E8928

split-complementary

#289E4E #89289E #9E283D

monochromatic

#0F3C1E #1C6D36 #289E4E #37CC67 #68D98C

Accessibility & contrast

On white

3.45

#289E4E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#289E4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289E4E

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289E4E	#FFFFFF	#000000	##000000
##289E4E	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F9047

Deuteranopia (green-blind)

#918654

Tritanopia (blue-blind)

#009B8B

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #289e4e;
/* rgb */ color: rgb(40, 158, 78);
/* oklch */ color: oklch(61.7% 0.156 149.5);

Tailwind

colors: {
  custom: {
    50: '#74bc81',
    500: '#289e4e',
    950: '#000000',
  },
}

SCSS

$custom: #289e4e;
$custom-light: #74bc81;
$custom-dark: #000000;

JSON

{
  "hex": "#289e4e",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 78
  },
  "hsl": {
    "h": 139.322,
    "s": 59.596,
    "l": 38.824
  },
  "oklch": {
    "l": 0.61699,
    "c": 0.15569,
    "h": 149.5
  },
  "luminance": 0.25455
}

Semantic roles & 50–950 ramp

primary

#289E4E

secondary

#BF63A1

accent

#45B0E3

background

#F7FBF7

surface

#EEF6EE

border

#C9D0C9

text

#09120A

muted

#7B817C

Preview Lab

Preview with #289E4E

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

Preview Lab → · Contrast checker → · Palette generator →