#289D4E#289D4E

#289D4E is a mid, vivid green. Relative luminance 0.251; OKLCH L 61.4% C 0.154 H 149.6°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#289D4E
RGB	rgb(40, 157, 78)
HSL	hsl(139, 59%, 39%)
HSV	hsv(139, 75%, 62%)
CMYK	cmyk(74.5%, 0%, 50.3%, 38.4%)
CIE-LAB	lab(57.19, -49.49, 32.20)
CIE-LCH	lch(57.19, 59.04, 146.95°)
OKLab	oklab(61.43% -0.1331 0.0782)
OKLCH	oklch(61.43% 0.154 149.6)
XYZ	xyz(14.3060, 25.1135, 11.2997)
Luminance	0.2511 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289D4E #9D2877

analogous

#3C9D28 #289D4E #289D88

triadic

#289D4E #4E289D #9D4E28

tetradic

#289D4E #283C9D #9D2877 #9D8828

square

#289D4E #283C9D #9D2877 #9D8828

split-complementary

#289D4E #88289D #9D283C

monochromatic

#0F3B1E #1C6C36 #289D4E #36CC67 #67D88C

Accessibility & contrast

On white

3.49

#289D4E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#289D4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289D4E

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289D4E	#FFFFFF	#000000	##000000
##289D4E	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E8F47

Deuteranopia (green-blind)

#908554

Tritanopia (blue-blind)

#009A8B

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #289d4e;
/* rgb */ color: rgb(40, 157, 78);
/* oklch */ color: oklch(61.4% 0.154 149.6);

Tailwind

colors: {
  custom: {
    50: '#74bb81',
    500: '#289d4e',
    950: '#000000',
  },
}

SCSS

$custom: #289d4e;
$custom-light: #74bb81;
$custom-dark: #000000;

JSON

{
  "hex": "#289d4e",
  "rgb": {
    "r": 40,
    "g": 157,
    "b": 78
  },
  "hsl": {
    "h": 139.487,
    "s": 59.391,
    "l": 38.627
  },
  "oklch": {
    "l": 0.61427,
    "c": 0.15437,
    "h": 149.6
  },
  "luminance": 0.25115
}

Semantic roles & 50–950 ramp

primary

#289D4E

secondary

#BE62A1

accent

#45AFE3

background

#F7FBF7

surface

#EEF6EE

border

#C9D0C9

text

#09120A

muted

#7B817C

Preview Lab

Preview with #289D4E

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

Preview Lab → · Contrast checker → · Palette generator →