#288E23#288E23

#288E23 is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.8% C 0.170 H 142.4°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#288E23
RGB	rgb(40, 142, 35)
HSL	hsl(117, 60%, 35%)
HSV	hsv(117, 75%, 56%)
CMYK	cmyk(71.8%, 0%, 75.4%, 44.3%)
CIE-LAB	lab(51.74, -49.44, 45.84)
CIE-LCH	lch(51.74, 67.42, 137.16°)
OKLab	oklab(56.77% -0.1345 0.1037)
OKLCH	oklch(56.77% 0.17 142.4)
XYZ	xyz(10.8508, 19.9173, 4.8624)
Luminance	0.1992 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E23 #89238E

analogous

#5E8E23 #288E23 #238E53

triadic

#288E23 #23288E #8E2328

tetradic

#288E23 #235E8E #89238E #8E5323

square

#288E23 #235E8E #89238E #8E5323

split-complementary

#288E23 #53238E #8E235E

monochromatic

#0C2C0B #1A5D17 #288E23 #36BF2F #5CD556

Accessibility & contrast

On white

4.21

#288E23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#288E23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E23

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E23	#FFFFFF	#000000	##000000
##288E23	1.00	4.21	4.98	4.98
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91800F

Deuteranopia (green-blind)

#86782E

Tritanopia (blue-blind)

#098A79

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #288e23;
/* rgb */ color: rgb(40, 142, 35);
/* oklch */ color: oklch(56.8% 0.170 142.4);

Tailwind

colors: {
  custom: {
    50: '#72b065',
    500: '#288e23',
    950: '#000000',
  },
}

SCSS

$custom: #288e23;
$custom-light: #72b065;
$custom-dark: #000000;

JSON

{
  "hex": "#288e23",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 35
  },
  "hsl": {
    "h": 117.196,
    "s": 60.452,
    "l": 34.706
  },
  "oklch": {
    "l": 0.56774,
    "c": 0.1698,
    "h": 142.4
  },
  "luminance": 0.19918
}

Semantic roles & 50–950 ramp

primary

#288E23

secondary

#B553B9

accent

#44E4DC

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#091106

muted

#7B807A

Preview Lab

Preview with #288E23

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

Preview Lab → · Contrast checker → · Palette generator →