#289B5B#289B5B

#289B5B is a mid, vivid green. Relative luminance 0.246; OKLCH L 61.1% C 0.139 H 153.9°. Best body text is #000000 at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#289B5B
RGB	rgb(40, 155, 91)
HSL	hsl(147, 59%, 38%)
HSV	hsv(147, 74%, 61%)
CMYK	cmyk(74.2%, 0%, 41.3%, 39.2%)
CIE-LAB	lab(56.73, -46.43, 24.72)
CIE-LCH	lch(56.73, 52.60, 151.97°)
OKLab	oklab(61.12% -0.1252 0.0614)
OKLCH	oklch(61.12% 0.139 153.9)
XYZ	xyz(14.4834, 24.6475, 13.8896)
Luminance	0.2465 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289B5B #9B2868

analogous

#2E9B28 #289B5B #289B94

triadic

#289B5B #5B289B #9B5B28

tetradic

#289B5B #282E9B #9B2868 #9B9428

square

#289B5B #282E9B #9B2868 #9B9428

split-complementary

#289B5B #94289B #9B282E

monochromatic

#0F3A22 #1B6A3E #289B5B #35CB78 #66D798

Accessibility & contrast

On white

3.54

#289B5B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.93

#289B5B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289B5B

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289B5B	#FFFFFF	#000000	##000000
##289B5B	1.00	3.54	5.93	5.93
#FFFFFF	3.54	1.00	21.00	21.00
#000000	5.93	21.00	1.00	1.00
##000000	5.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B8E57

Deuteranopia (green-blind)

#8D845F

Tritanopia (blue-blind)

#00998B

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #289b5b;
/* rgb */ color: rgb(40, 155, 91);
/* oklch */ color: oklch(61.1% 0.139 153.9);

Tailwind

colors: {
  custom: {
    50: '#73b98a',
    500: '#289b5b',
    950: '#000000',
  },
}

SCSS

$custom: #289b5b;
$custom-light: #73b98a;
$custom-dark: #000000;

JSON

{
  "hex": "#289b5b",
  "rgb": {
    "r": 40,
    "g": 155,
    "b": 91
  },
  "hsl": {
    "h": 146.609,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.61116,
    "c": 0.13943,
    "h": 153.9
  },
  "luminance": 0.24649
}

Semantic roles & 50–950 ramp

primary

#289B5B

secondary

#BD6195

accent

#469DE2

background

#F7FBF8

surface

#EDF6F0

border

#C8D0CB

text

#09120C

muted

#7B817D

Preview Lab

Preview with #289B5B

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

Preview Lab → · Contrast checker → · Palette generator →