#289C5E#289C5E

#289C5E is a mid, vivid green. Relative luminance 0.250; OKLCH L 61.4% C 0.138 H 154.8°. Best body text is #000000 at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#289C5E
RGB	rgb(40, 156, 94)
HSL	hsl(148, 59%, 38%)
HSV	hsv(148, 74%, 61%)
CMYK	cmyk(74.4%, 0%, 39.7%, 38.8%)
CIE-LAB	lab(57.11, -46.24, 23.59)
CIE-LCH	lch(57.11, 51.91, 152.97°)
OKLab	oklab(61.45% -0.1247 0.0588)
OKLCH	oklch(61.45% 0.138 154.8)
XYZ	xyz(14.7825, 25.0345, 14.6406)
Luminance	0.2504 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289C5E #9C2866

analogous

#2C9C28 #289C5E #289C98

triadic

#289C5E #5E289C #9C5E28

tetradic

#289C5E #282C9C #9C2866 #9C9828

square

#289C5E #282C9C #9C2866 #9C9828

split-complementary

#289C5E #98289C #9C282C

monochromatic

#0F3B23 #1C6B41 #289C5E #36CB7B #67D89B

Accessibility & contrast

On white

3.50

#289C5E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.01

#289C5E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289C5E

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289C5E	#FFFFFF	#000000	##000000
##289C5E	1.00	3.50	6.01	6.01
#FFFFFF	3.50	1.00	21.00	21.00
#000000	6.01	21.00	1.00	1.00
##000000	6.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8F5A

Deuteranopia (green-blind)

#8D8562

Tritanopia (blue-blind)

#009A8C

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #289c5e;
/* rgb */ color: rgb(40, 156, 94);
/* oklch */ color: oklch(61.4% 0.138 154.8);

Tailwind

colors: {
  custom: {
    50: '#73ba8c',
    500: '#289c5e',
    950: '#000000',
  },
}

SCSS

$custom: #289c5e;
$custom-light: #73ba8c;
$custom-dark: #000000;

JSON

{
  "hex": "#289c5e",
  "rgb": {
    "r": 40,
    "g": 156,
    "b": 94
  },
  "hsl": {
    "h": 147.931,
    "s": 59.184,
    "l": 38.431
  },
  "oklch": {
    "l": 0.61446,
    "c": 0.13793,
    "h": 154.8
  },
  "luminance": 0.25036
}

Semantic roles & 50–950 ramp

primary

#289C5E

secondary

#BE6293

accent

#4599E2

background

#F7FBF8

surface

#EDF6F0

border

#C8D0CB

text

#09120C

muted

#7B817D

Preview Lab

Preview with #289C5E

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

Preview Lab → · Contrast checker → · Palette generator →