#289C21#289C21

#289C21 is a mid, vivid green. Relative luminance 0.243; OKLCH L 60.7% C 0.187 H 142.2°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#289C21
RGB	rgb(40, 156, 33)
HSL	hsl(117, 65%, 37%)
HSV	hsv(117, 79%, 61%)
CMYK	cmyk(74.4%, 0%, 78.8%, 38.8%)
CIE-LAB	lab(56.42, -54.31, 51.17)
CIE-LCH	lch(56.42, 74.61, 136.71°)
OKLab	oklab(60.66% -0.1478 0.1145)
OKLCH	oklch(60.66% 0.187 142.2)
XYZ	xyz(13.0373, 24.3364, 5.4489)
Luminance	0.2434 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289C21 #95219C

analogous

#669C21 #289C21 #219C57

triadic

#289C21 #21289C #9C2128

tetradic

#289C21 #21669C #95219C #9C5721

square

#289C21 #21669C #95219C #9C5721

split-complementary

#289C21 #57219C #9C2166

monochromatic

#0E370C #1B6916 #289C21 #35CF2C #62DC5B

Accessibility & contrast

On white

3.58

#289C21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#289C21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289C21

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289C21	#FFFFFF	#000000	##000000
##289C21	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A08D00

Deuteranopia (green-blind)

#93842F

Tritanopia (blue-blind)

#009785

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #289c21;
/* rgb */ color: rgb(40, 156, 33);
/* oklch */ color: oklch(60.7% 0.187 142.2);

Tailwind

colors: {
  custom: {
    50: '#76ba66',
    500: '#289c21',
    950: '#000000',
  },
}

SCSS

$custom: #289c21;
$custom-light: #76ba66;
$custom-dark: #000000;

JSON

{
  "hex": "#289c21",
  "rgb": {
    "r": 40,
    "g": 156,
    "b": 33
  },
  "hsl": {
    "h": 116.585,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.60655,
    "c": 0.18691,
    "h": 142.2
  },
  "luminance": 0.24338
}

Semantic roles & 50–950 ramp

primary

#289C21

secondary

#BB58C1

accent

#40E8DE

background

#F7FBF6

surface

#EEF6EB

border

#C9D0C6

text

#0A1206

muted

#7C817A

Preview Lab

Preview with #289C21

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

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