#45B2E0#45B2E0

#45B2E0 is a light, moderate cyan. Relative luminance 0.385; OKLCH L 72.0% C 0.118 H 229.7°. Best body text is #000000 at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#45B2E0
RGB	rgb(69, 178, 224)
HSL	hsl(198, 71%, 57%)
HSV	hsv(198, 69%, 88%)
CMYK	cmyk(69.2%, 20.5%, 0%, 12.2%)
CIE-LAB	lab(68.38, -16.49, -32.14)
CIE-LCH	lch(68.38, 36.12, 242.83°)
OKLab	oklab(72.04% -0.0763 -0.0901)
OKLCH	oklch(72.04% 0.118 229.7)
XYZ	xyz(31.8238, 38.4843, 76.2576)
Luminance	0.3849 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B2E0 #E07345

analogous

#45E0C0 #45B2E0 #4565E0

triadic

#45B2E0 #E045B2 #B2E045

tetradic

#45B2E0 #C045E0 #E07345 #65E045

square

#45B2E0 #C045E0 #E07345 #65E045

split-complementary

#45B2E0 #E04565 #E0C045

monochromatic

#186E92 #2196C7 #45B2E0 #79C8E9 #AEDDF1

Accessibility & contrast

On white

2.41

#45B2E0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.70

#45B2E0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B2E0

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B2E0	#FFFFFF	#000000	##000000
##45B2E0	1.00	2.41	8.70	8.70
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.70	21.00	1.00	1.00
##000000	8.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AAFE2

Deuteranopia (green-blind)

#85A0DF

Tritanopia (blue-blind)

#00BFC1

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #45b2e0;
/* rgb */ color: rgb(69, 178, 224);
/* oklch */ color: oklch(72.0% 0.118 229.7);

Tailwind

colors: {
  custom: {
    50: '#8bc9e9',
    500: '#45b2e0',
    950: '#000000',
  },
}

SCSS

$custom: #45b2e0;
$custom-light: #8bc9e9;
$custom-dark: #000000;

JSON

{
  "hex": "#45b2e0",
  "rgb": {
    "r": 69,
    "g": 178,
    "b": 224
  },
  "hsl": {
    "h": 197.806,
    "s": 71.429,
    "l": 57.451
  },
  "oklch": {
    "l": 0.72035,
    "c": 0.11809,
    "h": 229.7
  },
  "luminance": 0.38488
}

Semantic roles & 50–950 ramp

primary

#45B2E0

secondary

#E0B4A1

accent

#6F3AEE

background

#F9FCFE

surface

#F1F8FD

border

#CBD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #45B2E0

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

Preview Lab → · Contrast checker → · Palette generator →