#4B9DDB#4B9DDB

#4B9DDB is a light, vivid cyan. Relative luminance 0.307; OKLCH L 67.2% C 0.122 H 244.0°. Best body text is #000000 at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#4B9DDB
RGB	rgb(75, 157, 219)
HSL	hsl(206, 67%, 58%)
HSV	hsv(206, 66%, 86%)
CMYK	cmyk(65.8%, 28.3%, 0%, 14.1%)
CIE-LAB	lab(62.27, -5.72, -38.86)
CIE-LCH	lch(62.27, 39.28, 261.63°)
OKLab	oklab(67.17% -0.0535 -0.1096)
OKLCH	oklch(67.17% 0.122 244)
XYZ	xyz(27.7400, 30.7214, 71.4720)
Luminance	0.3072 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B9DDB #DB894B

analogous

#4BDBD1 #4B9DDB #4B55DB

triadic

#4B9DDB #DB4B9D #9DDB4B

tetradic

#4B9DDB #D14BDB #DB894B #55DB4B

square

#4B9DDB #D14BDB #DB894B #55DB4B

split-complementary

#4B9DDB #DB4B55 #DBD14B

monochromatic

#1D5E8F #277FC2 #4B9DDB #7EB9E5 #B1D5EF

Accessibility & contrast

On white

2.94

#4B9DDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.14

#4B9DDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4B9DDB

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B9DDB	#FFFFFF	#000000	##000000
##4B9DDB	1.00	2.94	7.14	7.14
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.14	21.00	1.00	1.00
##000000	7.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#819EDE

Deuteranopia (green-blind)

#6E90DA

Tritanopia (blue-blind)

#00ACB3

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #4b9ddb;
/* rgb */ color: rgb(75, 157, 219);
/* oklch */ color: oklch(67.2% 0.122 244.0);

Tailwind

colors: {
  custom: {
    50: '#8cb9e6',
    500: '#4b9ddb',
    950: '#000000',
  },
}

SCSS

$custom: #4b9ddb;
$custom-light: #8cb9e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b9ddb",
  "rgb": {
    "r": 75,
    "g": 157,
    "b": 219
  },
  "hsl": {
    "h": 205.833,
    "s": 66.667,
    "l": 57.647
  },
  "oklch": {
    "l": 0.67169,
    "c": 0.12199,
    "h": 244
  },
  "luminance": 0.30724
}

Semantic roles & 50–950 ramp

primary

#4B9DDB

secondary

#DEBDA4

accent

#883EEA

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4B9DDB

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

Preview Lab → · Contrast checker → · Palette generator →