#4B99BE#4B99BE

#4B99BE is a light, moderate cyan. Relative luminance 0.280; OKLCH L 64.9% C 0.094 H 231.3°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#4B99BE
RGB	rgb(75, 153, 190)
HSL	hsl(199, 47%, 52%)
HSV	hsv(199, 61%, 75%)
CMYK	cmyk(60.5%, 19.5%, 0%, 25.5%)
CIE-LAB	lab(59.88, -12.89, -26.36)
CIE-LCH	lch(59.88, 29.34, 243.94°)
OKLab	oklab(64.87% -0.059 -0.0736)
OKLCH	oklch(64.87% 0.094 231.3)
XYZ	xyz(23.5836, 27.9937, 52.8657)
Luminance	0.2800 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B99BE #BE704B

analogous

#4BBEA9 #4B99BE #4B60BE

triadic

#4B99BE #BE4B99 #99BE4B

tetradic

#4B99BE #A94BBE #BE704B #60BE4B

square

#4B99BE #A94BBE #BE704B #60BE4B

split-complementary

#4B99BE #BE4B60 #BEA94B

monochromatic

#265369 #367796 #4B99BE #78B2CE #A5CCDE

Accessibility & contrast

On white

3.18

#4B99BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#4B99BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B99BE

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B99BE	#FFFFFF	#000000	##000000
##4B99BE	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8797C0

Deuteranopia (green-blind)

#768BBD

Tritanopia (blue-blind)

#00A3A5

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4b99be;
/* rgb */ color: rgb(75, 153, 190);
/* oklch */ color: oklch(64.9% 0.094 231.3);

Tailwind

colors: {
  custom: {
    50: '#88b7d1',
    500: '#4b99be',
    950: '#000000',
  },
}

SCSS

$custom: #4b99be;
$custom-light: #88b7d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b99be",
  "rgb": {
    "r": 75,
    "g": 153,
    "b": 190
  },
  "hsl": {
    "h": 199.304,
    "s": 46.939,
    "l": 51.961
  },
  "oklch": {
    "l": 0.64872,
    "c": 0.09438,
    "h": 231.3
  },
  "luminance": 0.27996
}

Semantic roles & 50–950 ramp

primary

#4B99BE

secondary

#CCA999

accent

#7C51D7

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #4B99BE

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

Preview Lab → · Contrast checker → · Palette generator →