#40E258#40E258

#40E258 is a light, highly saturated green. Relative luminance 0.562; OKLCH L 80.3% C 0.224 H 145.3°. Best body text is #000000 at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#40E258
RGB	rgb(64, 226, 88)
HSL	hsl(129, 74%, 57%)
HSV	hsv(129, 72%, 89%)
CMYK	cmyk(71.7%, 0%, 61.1%, 11.4%)
CIE-LAB	lab(79.72, -68.15, 54.38)
CIE-LCH	lch(79.72, 87.19, 141.41°)
OKLab	oklab(80.26% -0.184 0.1275)
OKLCH	oklch(80.26% 0.224 145.3)
XYZ	xyz(31.0700, 56.1838, 18.4377)
Luminance	0.5619 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E258 #E240CA

analogous

#79E240 #40E258 #40E2A9

triadic

#40E258 #5840E2 #E25840

tetradic

#40E258 #4079E2 #E240CA #E2A940

square

#40E258 #4079E2 #E240CA #E2A940

split-complementary

#40E258 #A940E2 #E24079

monochromatic

#169228 #1EC737 #40E258 #75EA86 #AAF2B5

Accessibility & contrast

On white

1.72

#40E258 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.24

#40E258 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E258

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E258	#FFFFFF	#000000	##000000
##40E258	1.00	1.72	12.24	12.24
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.24	21.00	1.00	1.00
##000000	12.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CD49

Deuteranopia (green-blind)

#D3C164

Tritanopia (blue-blind)

#00DCC5

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #40e258;
/* rgb */ color: rgb(64, 226, 88);
/* oklch */ color: oklch(80.3% 0.224 145.3);

Tailwind

colors: {
  custom: {
    50: '#8bec8c',
    500: '#40e258',
    950: '#000000',
  },
}

SCSS

$custom: #40e258;
$custom-light: #8bec8c;
$custom-dark: #000000;

JSON

{
  "hex": "#40e258",
  "rgb": {
    "r": 64,
    "g": 226,
    "b": 88
  },
  "hsl": {
    "h": 128.889,
    "s": 73.636,
    "l": 56.863
  },
  "oklch": {
    "l": 0.80256,
    "c": 0.2238,
    "h": 145.3
  },
  "luminance": 0.56187
}

Semantic roles & 50–950 ramp

primary

#40E258

secondary

#963087

accent

#38D5F0

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160C

muted

#7F857F

Preview Lab

Preview with #40E258

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

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