#42E2E9#42E2E9

#42E2E9 is a very light, vivid teal. Relative luminance 0.614; OKLCH L 83.6% C 0.128 H 199.4°. Best body text is #000000 at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#42E2E9
RGB	rgb(66, 226, 233)
HSL	hsl(183, 79%, 59%)
HSV	hsv(183, 72%, 91%)
CMYK	cmyk(71.7%, 3%, 0%, 8.6%)
CIE-LAB	lab(82.61, -37.83, -15.29)
CIE-LCH	lch(82.61, 40.80, 202.01°)
OKLab	oklab(83.58% -0.1207 -0.0425)
OKLCH	oklch(83.58% 0.128 199.4)
XYZ	xyz(44.1445, 61.4289, 86.6054)
Luminance	0.6143 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E2E9 #E94942

analogous

#42E99C #42E2E9 #428EE9

triadic

#42E2E9 #E942E2 #E2E942

tetradic

#42E2E9 #9C42E9 #E94942 #8EE942

square

#42E2E9 #9C42E9 #E94942 #8EE942

split-complementary

#42E2E9 #E9428E #E99C42

monochromatic

#12989E #19CDD5 #42E2E9 #79EAEF #B0F3F6

Accessibility & contrast

On white

1.58

#42E2E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.29

#42E2E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E2E9

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E2E9	#FFFFFF	#000000	##000000
##42E2E9	1.00	1.58	13.29	13.29
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.29	21.00	1.00	1.00
##000000	13.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2D8EA

Deuteranopia (green-blind)

#BAC6EA

Tritanopia (blue-blind)

#00EAE4

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #42e2e9;
/* rgb */ color: rgb(66, 226, 233);
/* oklch */ color: oklch(83.6% 0.128 199.4);

Tailwind

colors: {
  custom: {
    50: '#8febf0',
    500: '#42e2e9',
    950: '#000000',
  },
}

SCSS

$custom: #42e2e9;
$custom-light: #8febf0;
$custom-dark: #000000;

JSON

{
  "hex": "#42e2e9",
  "rgb": {
    "r": 66,
    "g": 226,
    "b": 233
  },
  "hsl": {
    "h": 182.515,
    "s": 79.147,
    "l": 58.627
  },
  "oklch": {
    "l": 0.83575,
    "c": 0.12796,
    "h": 199.4
  },
  "luminance": 0.61434
}

Semantic roles & 50–950 ramp

primary

#42E2E9

secondary

#A1332E

accent

#3A32F6

background

#FCFEFF

surface

#F5FDFE

border

#CFD5D6

text

#0E1616

muted

#7F8485

Preview Lab

Preview with #42E2E9

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

Preview Lab → · Contrast checker → · Palette generator →