#4B99DD#4B99DD

#4B99DD is a light, vivid cyan. Relative luminance 0.295; OKLCH L 66.4% C 0.127 H 247.4°. Best body text is #000000 at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#4B99DD
RGB	rgb(75, 153, 221)
HSL	hsl(208, 68%, 58%)
HSV	hsv(208, 66%, 87%)
CMYK	cmyk(66.1%, 30.8%, 0%, 13.3%)
CIE-LAB	lab(61.22, -2.78, -41.63)
CIE-LCH	lch(61.22, 41.72, 266.18°)
OKLab	oklab(66.37% -0.0489 -0.1177)
OKLCH	oklch(66.37% 0.127 247.4)
XYZ	xyz(27.3391, 29.4960, 72.6451)
Luminance	0.2950 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B99DD #DD8F4B

analogous

#4BDDD8 #4B99DD #4B50DD

triadic

#4B99DD #DD4B99 #99DD4B

tetradic

#4B99DD #D84BDD #DD8F4B #50DD4B

square

#4B99DD #D84BDD #DD8F4B #50DD4B

split-complementary

#4B99DD #DD4B50 #DDD84B

monochromatic

#1C5B92 #257BC5 #4B99DD #7EB6E7 #B2D3F0

Accessibility & contrast

On white

3.04

#4B99DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.90

#4B99DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B99DD

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B99DD	#FFFFFF	#000000	##000000
##4B99DD	1.00	3.04	6.90	6.90
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.90	21.00	1.00	1.00
##000000	6.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B9CE0

Deuteranopia (green-blind)

#678DDC

Tritanopia (blue-blind)

#00A9B1

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #4b99dd;
/* rgb */ color: rgb(75, 153, 221);
/* oklch */ color: oklch(66.4% 0.127 247.4);

Tailwind

colors: {
  custom: {
    50: '#8cb6e8',
    500: '#4b99dd',
    950: '#000000',
  },
}

SCSS

$custom: #4b99dd;
$custom-light: #8cb6e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4b99dd",
  "rgb": {
    "r": 75,
    "g": 153,
    "b": 221
  },
  "hsl": {
    "h": 207.945,
    "s": 68.224,
    "l": 58.039
  },
  "oklch": {
    "l": 0.66367,
    "c": 0.12745,
    "h": 247.4
  },
  "luminance": 0.29499
}

Semantic roles & 50–950 ramp

primary

#4B99DD

secondary

#DFC0A5

accent

#8E3DEB

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4B99DD

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

Preview Lab → · Contrast checker → · Palette generator →