#289E54#289E54

#289E54 is a mid, vivid green. Relative luminance 0.255; OKLCH L 61.8% C 0.150 H 151.1°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#289E54
RGB	rgb(40, 158, 84)
HSL	hsl(142, 60%, 39%)
HSV	hsv(142, 75%, 62%)
CMYK	cmyk(74.7%, 0%, 46.8%, 38%)
CIE-LAB	lab(57.60, -48.85, 29.59)
CIE-LCH	lch(57.60, 57.11, 148.80°)
OKLab	oklab(61.8% -0.1314 0.0725)
OKLCH	oklch(61.8% 0.15 151.1)
XYZ	xyz(14.7009, 25.5432, 12.5413)
Luminance	0.2555 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289E54 #9E2872

analogous

#379E28 #289E54 #289E8F

triadic

#289E54 #54289E #9E5428

tetradic

#289E54 #28379E #9E2872 #9E8F28

square

#289E54 #28379E #9E2872 #9E8F28

split-complementary

#289E54 #8F289E #9E2837

monochromatic

#0F3C20 #1C6D3A #289E54 #37CC6F #68D992

Accessibility & contrast

On white

3.44

#289E54 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#289E54 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289E54

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289E54	#FFFFFF	#000000	##000000
##289E54	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F904E

Deuteranopia (green-blind)

#918659

Tritanopia (blue-blind)

#009B8C

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #289e54;
/* rgb */ color: rgb(40, 158, 84);
/* oklch */ color: oklch(61.8% 0.150 151.1);

Tailwind

colors: {
  custom: {
    50: '#74bc85',
    500: '#289e54',
    950: '#000000',
  },
}

SCSS

$custom: #289e54;
$custom-light: #74bc85;
$custom-dark: #000000;

JSON

{
  "hex": "#289e54",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 84
  },
  "hsl": {
    "h": 142.373,
    "s": 59.596,
    "l": 38.824
  },
  "oklch": {
    "l": 0.61799,
    "c": 0.1501,
    "h": 151.1
  },
  "luminance": 0.25545
}

Semantic roles & 50–950 ramp

primary

#289E54

secondary

#BF639D

accent

#45A8E3

background

#F7FBF8

surface

#EEF6EF

border

#C9D0CA

text

#09120B

muted

#7B817C

Preview Lab

Preview with #289E54

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

Preview Lab → · Contrast checker → · Palette generator →