#289B5F#289B5F

#289B5F is a mid, vivid green. Relative luminance 0.247; OKLCH L 61.2% C 0.136 H 155.3°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#289B5F
RGB	rgb(40, 155, 95)
HSL	hsl(149, 59%, 38%)
HSV	hsv(149, 74%, 61%)
CMYK	cmyk(74.2%, 0%, 38.7%, 39.2%)
CIE-LAB	lab(56.80, -45.64, 22.63)
CIE-LCH	lch(56.80, 50.95, 153.63°)
OKLab	oklab(61.2% -0.1233 0.0566)
OKLCH	oklch(61.2% 0.136 155.3)
XYZ	xyz(14.6606, 24.7183, 14.8227)
Luminance	0.2472 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289B5F #9B2864

analogous

#2A9B28 #289B5F #289B98

triadic

#289B5F #5F289B #9B5F28

tetradic

#289B5F #282A9B #9B2864 #9B9828

square

#289B5F #282A9B #9B2864 #9B9828

split-complementary

#289B5F #98289B #9B282A

monochromatic

#0F3A23 #1B6A41 #289B5F #35CB7D #66D79C

Accessibility & contrast

On white

3.53

#289B5F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#289B5F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289B5F

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289B5F	#FFFFFF	#000000	##000000
##289B5F	1.00	3.53	5.94	5.94
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9A8E5B

Deuteranopia (green-blind)

#8C8463

Tritanopia (blue-blind)

#00998C

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #289b5f;
/* rgb */ color: rgb(40, 155, 95);
/* oklch */ color: oklch(61.2% 0.136 155.3);

Tailwind

colors: {
  custom: {
    50: '#73b98d',
    500: '#289b5f',
    950: '#000000',
  },
}

SCSS

$custom: #289b5f;
$custom-light: #73b98d;
$custom-dark: #000000;

JSON

{
  "hex": "#289b5f",
  "rgb": {
    "r": 40,
    "g": 155,
    "b": 95
  },
  "hsl": {
    "h": 148.696,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.61197,
    "c": 0.13563,
    "h": 155.3
  },
  "luminance": 0.2472
}

Semantic roles & 50–950 ramp

primary

#289B5F

secondary

#BD6191

accent

#4697E2

background

#F7FBF8

surface

#EDF6F0

border

#C8D0CB

text

#09120C

muted

#7B817D

Preview Lab

Preview with #289B5F

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

Preview Lab → · Contrast checker → · Palette generator →