#40BFE2#40BFE2

#40BFE2 is a light, moderate cyan. Relative luminance 0.438; OKLCH L 75.0% C 0.119 H 220.2°. Best body text is #000000 at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#40BFE2
RGB	rgb(64, 191, 226)
HSL	hsl(193, 74%, 57%)
HSV	hsv(193, 72%, 89%)
CMYK	cmyk(71.7%, 15.5%, 0%, 11.4%)
CIE-LAB	lab(72.12, -23.28, -27.47)
CIE-LCH	lch(72.12, 36.00, 229.72°)
OKLab	oklab(75.02% -0.0907 -0.0767)
OKLCH	oklch(75.02% 0.119 220.2)
XYZ	xyz(34.4669, 43.8386, 78.5819)
Luminance	0.4384 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BFE2 #E26340

analogous

#40E2B4 #40BFE2 #406EE2

triadic

#40BFE2 #E240BF #BFE240

tetradic

#40BFE2 #B440E2 #E26340 #6EE240

square

#40BFE2 #B440E2 #E26340 #6EE240

split-complementary

#40BFE2 #E2406E #E2B440

monochromatic

#167792 #1EA2C7 #40BFE2 #75D1EA #AAE3F2

Accessibility & contrast

On white

2.15

#40BFE2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.77

#40BFE2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BFE2

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BFE2	#FFFFFF	#000000	##000000
##40BFE2	1.00	2.15	9.77	9.77
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.77	21.00	1.00	1.00
##000000	9.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AABAE4

Deuteranopia (green-blind)

#93AAE2

Tritanopia (blue-blind)

#00CACA

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #40bfe2;
/* rgb */ color: rgb(64, 191, 226);
/* oklch */ color: oklch(75.0% 0.119 220.2);

Tailwind

colors: {
  custom: {
    50: '#8ad2eb',
    500: '#40bfe2',
    950: '#000000',
  },
}

SCSS

$custom: #40bfe2;
$custom-light: #8ad2eb;
$custom-dark: #000000;

JSON

{
  "hex": "#40bfe2",
  "rgb": {
    "r": 64,
    "g": 191,
    "b": 226
  },
  "hsl": {
    "h": 192.963,
    "s": 73.636,
    "l": 56.863
  },
  "oklch": {
    "l": 0.75024,
    "c": 0.11878,
    "h": 220.2
  },
  "luminance": 0.43843
}

Semantic roles & 50–950 ramp

primary

#40BFE2

secondary

#E0AC9E

accent

#5F38F0

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0D1416

muted

#7E8284

Preview Lab

Preview with #40BFE2

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

Preview Lab → · Contrast checker → · Palette generator →