#45ADD5#45ADD5

#45ADD5 is a light, moderate cyan. Relative luminance 0.360; OKLCH L 70.4% C 0.111 H 227.2°. Best body text is #000000 at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#45ADD5
RGB	rgb(69, 173, 213)
HSL	hsl(197, 63%, 55%)
HSV	hsv(197, 68%, 84%)
CMYK	cmyk(67.6%, 18.8%, 0%, 16.5%)
CIE-LAB	lab(66.48, -17.38, -29.01)
CIE-LCH	lch(66.48, 33.82, 239.08°)
OKLab	oklab(70.38% -0.0753 -0.0812)
OKLCH	oklch(70.38% 0.111 227.2)
XYZ	xyz(29.4032, 35.9532, 68.3279)
Luminance	0.3596 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45ADD5 #D56D45

analogous

#45D5B5 #45ADD5 #4565D5

triadic

#45ADD5 #D545AD #ADD545

tetradic

#45ADD5 #B545D5 #D56D45 #65D545

square

#45ADD5 #B545D5 #D56D45 #65D545

split-complementary

#45ADD5 #D54565 #D5B545

monochromatic

#1D6682 #298DB4 #45ADD5 #77C3E0 #A9D9EC

Accessibility & contrast

On white

2.56

#45ADD5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.19

#45ADD5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45ADD5

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45ADD5	#FFFFFF	#000000	##000000
##45ADD5	1.00	2.56	8.19	8.19
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.19	21.00	1.00	1.00
##000000	8.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98AAD7

Deuteranopia (green-blind)

#849BD5

Tritanopia (blue-blind)

#00B9BA

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #45add5;
/* rgb */ color: rgb(69, 173, 213);
/* oklch */ color: oklch(70.4% 0.111 227.2);

Tailwind

colors: {
  custom: {
    50: '#89c5e2',
    500: '#45add5',
    950: '#000000',
  },
}

SCSS

$custom: #45add5;
$custom-light: #89c5e2;
$custom-dark: #000000;

JSON

{
  "hex": "#45add5",
  "rgb": {
    "r": 69,
    "g": 173,
    "b": 213
  },
  "hsl": {
    "h": 196.667,
    "s": 63.158,
    "l": 55.294
  },
  "oklch": {
    "l": 0.70382,
    "c": 0.11073,
    "h": 227.2
  },
  "luminance": 0.35956
}

Semantic roles & 50–950 ramp

primary

#45ADD5

secondary

#D9AE9D

accent

#6F42E6

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #45ADD5

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

Preview Lab → · Contrast checker → · Palette generator →