#40EEFF#40EEFF

#40EEFF is a very light, vivid teal. Relative luminance 0.695; OKLCH L 87.1% C 0.136 H 204.9°. Best body text is #000000 at 14.89:1 contrast (WCAG AA passes).

Color values

HEX	#40EEFF
RGB	rgb(64, 238, 255)
HSL	hsl(185, 100%, 63%)
HSV	hsv(185, 75%, 100%)
CMYK	cmyk(74.9%, 6.7%, 0%, 0%)
CIE-LAB	lab(86.73, -37.21, -20.68)
CIE-LCH	lch(86.73, 42.57, 209.06°)
OKLab	oklab(87.13% -0.1237 -0.0575)
OKLCH	oklch(87.13% 0.136 204.9)
XYZ	xyz(50.7309, 69.4528, 105.3204)
Luminance	0.6946 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40EEFF #FF5140

analogous

#40FFB0 #40EEFF #408FFF

triadic

#40EEFF #FF40EE #EEFF40

tetradic

#40EEFF #B040FF #FF5140 #8FFF40

square

#40EEFF #B040FF #FF5140 #8FFF40

split-complementary

#40EEFF #FF408F #FFB040

monochromatic

#00B3C5 #03E9FF #40EEFF #7DF3FF #BAF9FF

Accessibility & contrast

On white

1.41

#40EEFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.89

#40EEFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40EEFF

14.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40EEFF	#FFFFFF	#000000	##000000
##40EEFF	1.00	1.41	14.89	14.89
#FFFFFF	1.41	1.00	21.00	21.00
#000000	14.89	21.00	1.00	1.00
##000000	14.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAE4FF

Deuteranopia (green-blind)

#C0D1FF

Tritanopia (blue-blind)

#00F8F3

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #40eeff;
/* rgb */ color: rgb(64, 238, 255);
/* oklch */ color: oklch(87.1% 0.136 204.9);

Tailwind

colors: {
  custom: {
    50: '#92f4ff',
    500: '#40eeff',
    950: '#000000',
  },
}

SCSS

$custom: #40eeff;
$custom-light: #92f4ff;
$custom-dark: #000000;

JSON

{
  "hex": "#40eeff",
  "rgb": {
    "r": 64,
    "g": 238,
    "b": 255
  },
  "hsl": {
    "h": 185.34,
    "s": 100,
    "l": 62.549
  },
  "oklch": {
    "l": 0.87128,
    "c": 0.13641,
    "h": 204.9
  },
  "luminance": 0.69459
}

Semantic roles & 50–950 ramp

primary

#40EEFF

secondary

#C13022

accent

#1400E6

background

#FCFFFF

surface

#F5FEFF

border

#CFD6D7

text

#0F1718

muted

#808586

Preview Lab

Preview with #40EEFF

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

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