#45B7DF#45B7DF

#45B7DF is a light, moderate cyan. Relative luminance 0.405; OKLCH L 73.2% C 0.116 H 225.2°. Best body text is #000000 at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#45B7DF
RGB	rgb(69, 183, 223)
HSL	hsl(196, 71%, 57%)
HSV	hsv(196, 69%, 87%)
CMYK	cmyk(69.1%, 17.9%, 0%, 12.5%)
CIE-LAB	lab(69.79, -19.44, -29.40)
CIE-LCH	lch(69.79, 35.25, 236.53°)
OKLab	oklab(73.16% -0.0816 -0.0822)
OKLCH	oklch(73.16% 0.116 225.2)
XYZ	xyz(32.7016, 40.4562, 75.8831)
Luminance	0.4046 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B7DF #DF6D45

analogous

#45DFBA #45B7DF #456ADF

triadic

#45B7DF #DF45B7 #B7DF45

tetradic

#45B7DF #BA45DF #DF6D45 #6ADF45

square

#45B7DF #BA45DF #DF6D45 #6ADF45

split-complementary

#45B7DF #DF456A #DFBA45

monochromatic

#197291 #229BC5 #45B7DF #79CBE8 #ADDFF1

Accessibility & contrast

On white

2.31

#45B7DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.09

#45B7DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B7DF

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B7DF	#FFFFFF	#000000	##000000
##45B7DF	1.00	2.31	9.09	9.09
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.09	21.00	1.00	1.00
##000000	9.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1B3E1

Deuteranopia (green-blind)

#8CA4DF

Tritanopia (blue-blind)

#00C3C4

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #45b7df;
/* rgb */ color: rgb(69, 183, 223);
/* oklch */ color: oklch(73.2% 0.116 225.2);

Tailwind

colors: {
  custom: {
    50: '#8bcce9',
    500: '#45b7df',
    950: '#000000',
  },
}

SCSS

$custom: #45b7df;
$custom-light: #8bcce9;
$custom-dark: #000000;

JSON

{
  "hex": "#45b7df",
  "rgb": {
    "r": 69,
    "g": 183,
    "b": 223
  },
  "hsl": {
    "h": 195.584,
    "s": 70.642,
    "l": 57.255
  },
  "oklch": {
    "l": 0.73155,
    "c": 0.11586,
    "h": 225.2
  },
  "luminance": 0.4046
}

Semantic roles & 50–950 ramp

primary

#45B7DF

secondary

#DFB1A1

accent

#693AED

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #45B7DF

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

Preview Lab → · Contrast checker → · Palette generator →