#42E548#42E548

#42E548 is a light, highly saturated green. Relative luminance 0.577; OKLCH L 80.9% C 0.238 H 143.4°. Best body text is #000000 at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#42E548
RGB	rgb(66, 229, 72)
HSL	hsl(122, 76%, 58%)
HSV	hsv(122, 71%, 90%)
CMYK	cmyk(71.2%, 0%, 68.6%, 10.2%)
CIE-LAB	lab(80.55, -70.39, 61.81)
CIE-LCH	lch(80.55, 93.68, 138.72°)
OKLab	oklab(80.91% -0.1908 0.1415)
OKLCH	oklch(80.91% 0.238 143.4)
XYZ	xyz(31.4338, 57.6612, 15.6028)
Luminance	0.5766 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E548 #E542DF

analogous

#8DE542 #42E548 #42E59A

triadic

#42E548 #4842E5 #E54842

tetradic

#42E548 #428DE5 #E542DF #E59A42

square

#42E548 #428DE5 #E542DF #E59A42

split-complementary

#42E548 #9A42E5 #E5428D

monochromatic

#15981A #1CCE23 #42E548 #78EC7C #AEF4B0

Accessibility & contrast

On white

1.68

#42E548 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.53

#42E548 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E548

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E548	#FFFFFF	#000000	##000000
##42E548	1.00	1.68	12.53	12.53
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.53	21.00	1.00	1.00
##000000	12.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD031

Deuteranopia (green-blind)

#D7C357

Tritanopia (blue-blind)

#00DFC6

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #42e548;
/* rgb */ color: rgb(66, 229, 72);
/* oklch */ color: oklch(80.9% 0.238 143.4);

Tailwind

colors: {
  custom: {
    50: '#8def83',
    500: '#42e548',
    950: '#000000',
  },
}

SCSS

$custom: #42e548;
$custom-light: #8def83;
$custom-dark: #000000;

JSON

{
  "hex": "#42e548",
  "rgb": {
    "r": 66,
    "g": 229,
    "b": 72
  },
  "hsl": {
    "h": 122.209,
    "s": 75.814,
    "l": 57.843
  },
  "oklch": {
    "l": 0.80914,
    "c": 0.23759,
    "h": 143.4
  },
  "luminance": 0.57665
}

Semantic roles & 50–950 ramp

primary

#42E548

secondary

#9C3098

accent

#35EBF2

background

#FCFFFB

surface

#F5FEF2

border

#CFD6CC

text

#0E170B

muted

#7F857E

Preview Lab

Preview with #42E548

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

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