#45BFFF#45BFFF

#45BFFF is a light, vivid cyan. Relative luminance 0.457; OKLCH L 76.4% C 0.140 H 236.0°. Best body text is #000000 at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#45BFFF
RGB	rgb(69, 191, 255)
HSL	hsl(201, 100%, 64%)
HSV	hsv(201, 73%, 100%)
CMYK	cmyk(72.9%, 25.1%, 0%, 0%)
CIE-LAB	lab(73.38, -13.30, -41.18)
CIE-LCH	lch(73.38, 43.27, 252.10°)
OKLab	oklab(76.44% -0.0782 -0.1161)
OKLCH	oklch(76.44% 0.14 236)
XYZ	xyz(39.1279, 45.7423, 101.3553)
Luminance	0.4575 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45BFFF #FF8545

analogous

#45FFE2 #45BFFF #4562FF

triadic

#45BFFF #FF45BF #BFFF45

tetradic

#45BFFF #E245FF #FF8545 #62FF45

square

#45BFFF #E245FF #FF8545 #62FF45

split-complementary

#45BFFF #FF4562 #FFE245

monochromatic

#0084CA #08AAFF #45BFFF #82D4FF #BFE9FF

Accessibility & contrast

On white

2.07

#45BFFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.15

#45BFFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45BFFF

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45BFFF	#FFFFFF	#000000	##000000
##45BFFF	1.00	2.07	10.15	10.15
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.15	21.00	1.00	1.00
##000000	10.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0BEFF

Deuteranopia (green-blind)

#87ACFE

Tritanopia (blue-blind)

#00D0D5

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #45bfff;
/* rgb */ color: rgb(69, 191, 255);
/* oklch */ color: oklch(76.4% 0.140 236.0);

Tailwind

colors: {
  custom: {
    50: '#90d2ff',
    500: '#45bfff',
    950: '#000000',
  },
}

SCSS

$custom: #45bfff;
$custom-light: #90d2ff;
$custom-dark: #000000;

JSON

{
  "hex": "#45bfff",
  "rgb": {
    "r": 69,
    "g": 191,
    "b": 255
  },
  "hsl": {
    "h": 200.645,
    "s": 100,
    "l": 63.529
  },
  "oklch": {
    "l": 0.76439,
    "c": 0.13997,
    "h": 236
  },
  "luminance": 0.45747
}

Semantic roles & 50–950 ramp

primary

#45BFFF

secondary

#F1C6AF

accent

#4F00E6

background

#F9FCFF

surface

#F2F9FF

border

#CCD2D7

text

#0E1418

muted

#7E8286

Preview Lab

Preview with #45BFFF

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

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