#45C1DB#45C1DB

#45C1DB is a light, moderate cyan. Relative luminance 0.445; OKLCH L 75.3% C 0.113 H 214.5°. Best body text is #000000 at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#45C1DB
RGB	rgb(69, 193, 219)
HSL	hsl(190, 68%, 56%)
HSV	hsv(190, 68%, 86%)
CMYK	cmyk(68.5%, 11.9%, 0%, 14.1%)
CIE-LAB	lab(72.57, -25.78, -22.96)
CIE-LCH	lch(72.57, 34.52, 221.69°)
OKLab	oklab(75.34% -0.093 -0.0639)
OKLCH	oklch(75.34% 0.113 214.5)
XYZ	xyz(34.3050, 44.5157, 73.7885)
Luminance	0.4452 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45C1DB #DB5F45

analogous

#45DBAA #45C1DB #4576DB

triadic

#45C1DB #DB45C1 #C1DB45

tetradic

#45C1DB #AA45DB #DB5F45 #76DB45

square

#45C1DB #AA45DB #DB5F45 #76DB45

split-complementary

#45C1DB #DB4576 #DBAA45

monochromatic

#1B778B #25A3BE #45C1DB #78D2E5 #ACE3EF

Accessibility & contrast

On white

2.12

#45C1DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.90

#45C1DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45C1DB

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45C1DB	#FFFFFF	#000000	##000000
##45C1DB	1.00	2.12	9.90	9.90
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.90	21.00	1.00	1.00
##000000	9.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEBBDC

Deuteranopia (green-blind)

#99ABDB

Tritanopia (blue-blind)

#00CBC9

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #45c1db;
/* rgb */ color: rgb(69, 193, 219);
/* oklch */ color: oklch(75.3% 0.113 214.5);

Tailwind

colors: {
  custom: {
    50: '#8bd4e6',
    500: '#45c1db',
    950: '#000000',
  },
}

SCSS

$custom: #45c1db;
$custom-light: #8bd4e6;
$custom-dark: #000000;

JSON

{
  "hex": "#45c1db",
  "rgb": {
    "r": 69,
    "g": 193,
    "b": 219
  },
  "hsl": {
    "h": 190.4,
    "s": 67.568,
    "l": 56.471
  },
  "oklch": {
    "l": 0.75337,
    "c": 0.11287,
    "h": 214.5
  },
  "luminance": 0.4452
}

Semantic roles & 50–950 ramp

primary

#45C1DB

secondary

#DDAA9F

accent

#5B3DEA

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0D1415

muted

#7E8384

Preview Lab

Preview with #45C1DB

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

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