#45A3F4#45A3F4

#45A3F4 is a light, vivid cyan. Relative luminance 0.340; OKLCH L 69.6% C 0.148 H 247.9°. Best body text is #000000 at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#45A3F4
RGB	rgb(69, 163, 244)
HSL	hsl(208, 89%, 61%)
HSV	hsv(208, 72%, 96%)
CMYK	cmyk(71.7%, 33.2%, 0%, 4.3%)
CIE-LAB	lab(64.95, -1.55, -48.44)
CIE-LCH	lch(64.95, 48.46, 268.16°)
OKLab	oklab(69.61% -0.0558 -0.1375)
OKLCH	oklch(69.61% 0.148 247.9)
XYZ	xyz(31.8744, 33.9877, 90.4508)
Luminance	0.3399 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45A3F4 #F49645

analogous

#45F4ED #45A3F4 #454CF4

triadic

#45A3F4 #F445A3 #A3F445

tetradic

#45A3F4 #ED45F4 #F49645 #4CF445

square

#45A3F4 #ED45F4 #F49645 #4CF445

split-complementary

#45A3F4 #F4454C #F4ED45

monochromatic

#0B66B4 #0E86EE #45A3F4 #7FC0F7 #B9DCFB

Accessibility & contrast

On white

2.69

#45A3F4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.80

#45A3F4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45A3F4

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45A3F4	#FFFFFF	#000000	##000000
##45A3F4	1.00	2.69	7.80	7.80
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.80	21.00	1.00	1.00
##000000	7.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7EA7F7

Deuteranopia (green-blind)

#6596F2

Tritanopia (blue-blind)

#00B6C0

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #45a3f4;
/* rgb */ color: rgb(69, 163, 244);
/* oklch */ color: oklch(69.6% 0.148 247.9);

Tailwind

colors: {
  custom: {
    50: '#8dbdf8',
    500: '#45a3f4',
    950: '#000000',
  },
}

SCSS

$custom: #45a3f4;
$custom-light: #8dbdf8;
$custom-dark: #000000;

JSON

{
  "hex": "#45a3f4",
  "rgb": {
    "r": 69,
    "g": 163,
    "b": 244
  },
  "hsl": {
    "h": 207.771,
    "s": 88.832,
    "l": 61.373
  },
  "oklch": {
    "l": 0.6961,
    "c": 0.14837,
    "h": 247.9
  },
  "luminance": 0.33991
}

Semantic roles & 50–950 ramp

primary

#45A3F4

secondary

#EBC8AA

accent

#6A00E5

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1217

muted

#7E8185

Preview Lab

Preview with #45A3F4

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

Preview Lab → · Contrast checker → · Palette generator →