#4B99CC#4B99CC

#4B99CC is a light, moderate cyan. Relative luminance 0.286; OKLCH L 65.5% C 0.108 H 239.9°. Best body text is #000000 at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#4B99CC
RGB	rgb(75, 153, 204)
HSL	hsl(204, 56%, 55%)
HSV	hsv(204, 63%, 80%)
CMYK	cmyk(63.2%, 25%, 0%, 20%)
CIE-LAB	lab(60.46, -8.40, -33.33)
CIE-LCH	lch(60.46, 34.38, 255.85°)
OKLab	oklab(65.52% -0.0542 -0.0936)
OKLCH	oklch(65.52% 0.108 239.9)
XYZ	xyz(25.1878, 28.6354, 61.3148)
Luminance	0.2864 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B99CC #CC7E4B

analogous

#4BCCBF #4B99CC #4B59CC

triadic

#4B99CC #CC4B99 #99CC4B

tetradic

#4B99CC #BF4BCC #CC7E4B #59CC4B

square

#4B99CC #BF4BCC #CC7E4B #59CC4B

split-complementary

#4B99CC #CC4B59 #CCBF4B

monochromatic

#23577A #307AAA #4B99CC #7BB4DA #AACFE7

Accessibility & contrast

On white

3.12

#4B99CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.73

#4B99CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B99CC

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B99CC	#FFFFFF	#000000	##000000
##4B99CC	1.00	3.12	6.73	6.73
#FFFFFF	3.12	1.00	21.00	21.00
#000000	6.73	21.00	1.00	1.00
##000000	6.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8299CE

Deuteranopia (green-blind)

#708CCB

Tritanopia (blue-blind)

#00A6AA

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #4b99cc;
/* rgb */ color: rgb(75, 153, 204);
/* oklch */ color: oklch(65.5% 0.108 239.9);

Tailwind

colors: {
  custom: {
    50: '#89b6db',
    500: '#4b99cc',
    950: '#000000',
  },
}

SCSS

$custom: #4b99cc;
$custom-light: #89b6db;
$custom-dark: #000000;

JSON

{
  "hex": "#4b99cc",
  "rgb": {
    "r": 75,
    "g": 153,
    "b": 204
  },
  "hsl": {
    "h": 203.721,
    "s": 55.844,
    "l": 54.706
  },
  "oklch": {
    "l": 0.65519,
    "c": 0.10819,
    "h": 239.9
  },
  "luminance": 0.28638
}

Semantic roles & 50–950 ramp

primary

#4B99CC

secondary

#D5B49E

accent

#8449DF

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0D1115

muted

#7D8083

Preview Lab

Preview with #4B99CC

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

Preview Lab → · Contrast checker → · Palette generator →