#289E23#289E23

#289E23 is a mid, vivid green. Relative luminance 0.250; OKLCH L 61.2% C 0.188 H 142.4°. Best body text is #000000 at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#289E23
RGB	rgb(40, 158, 35)
HSL	hsl(118, 64%, 38%)
HSV	hsv(118, 78%, 62%)
CMYK	cmyk(74.7%, 0%, 77.8%, 38%)
CIE-LAB	lab(57.10, -54.82, 51.16)
CIE-LCH	lch(57.10, 74.98, 136.98°)
OKLab	oklab(61.22% -0.1491 0.1147)
OKLCH	oklch(61.22% 0.188 142.4)
XYZ	xyz(13.4045, 25.0247, 5.7136)
Luminance	0.2503 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289E23 #99239E

analogous

#659E23 #289E23 #239E5B

triadic

#289E23 #23289E #9E2328

tetradic

#289E23 #23659E #99239E #9E5B23

square

#289E23 #23659E #99239E #9E5B23

split-complementary

#289E23 #5B239E #9E2365

monochromatic

#0F3A0D #1B6C18 #289E23 #35D02E #65DC60

Accessibility & contrast

On white

3.50

#289E23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.01

#289E23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289E23

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289E23	#FFFFFF	#000000	##000000
##289E23	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)

#A28F04

Deuteranopia (green-blind)

#948631

Tritanopia (blue-blind)

#009987

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #289e23;
/* rgb */ color: rgb(40, 158, 35);
/* oklch */ color: oklch(61.2% 0.188 142.4);

Tailwind

colors: {
  custom: {
    50: '#76bc67',
    500: '#289e23',
    950: '#000000',
  },
}

SCSS

$custom: #289e23;
$custom-light: #76bc67;
$custom-dark: #000000;

JSON

{
  "hex": "#289e23",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 35
  },
  "hsl": {
    "h": 117.561,
    "s": 63.731,
    "l": 37.843
  },
  "oklch": {
    "l": 0.61221,
    "c": 0.1881,
    "h": 142.4
  },
  "luminance": 0.25026
}

Semantic roles & 50–950 ramp

primary

#289E23

secondary

#BD5CC1

accent

#41E7E0

background

#F7FBF6

surface

#EEF6EB

border

#C9D0C6

text

#0A1206

muted

#7C817A

Preview Lab

Preview with #289E23

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

Preview Lab → · Contrast checker → · Palette generator →