#4599BB#4599BB

#4599BB is a light, moderate cyan. Relative luminance 0.276; OKLCH L 64.5% C 0.095 H 227.6°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#4599BB
RGB	rgb(69, 153, 187)
HSL	hsl(197, 46%, 50%)
HSV	hsv(197, 63%, 73%)
CMYK	cmyk(63.1%, 18.2%, 0%, 26.7%)
CIE-LAB	lab(59.56, -14.95, -25.19)
CIE-LCH	lch(59.56, 29.29, 239.32°)
OKLab	oklab(64.51% -0.0641 -0.0703)
OKLCH	oklch(64.51% 0.095 227.6)
XYZ	xyz(22.8116, 27.6332, 51.1356)
Luminance	0.2764 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4599BB #BB6745

analogous

#45BBA2 #4599BB #455EBB

triadic

#4599BB #BB4599 #99BB45

tetradic

#4599BB #A245BB #BB6745 #5EBB45

square

#4599BB #A245BB #BB6745 #5EBB45

split-complementary

#4599BB #BB455E #BBA245

monochromatic

#245062 #34758F #4599BB #72B2CB #9FCADC

Accessibility & contrast

On white

3.22

#4599BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#4599BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4599BB

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4599BB	#FFFFFF	#000000	##000000
##4599BB	1.00	3.22	6.53	6.53
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8796BD

Deuteranopia (green-blind)

#768ABB

Tritanopia (blue-blind)

#00A3A4

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #4599bb;
/* rgb */ color: rgb(69, 153, 187);
/* oklch */ color: oklch(64.5% 0.095 227.6);

Tailwind

colors: {
  custom: {
    50: '#84b7cf',
    500: '#4599bb',
    950: '#000000',
  },
}

SCSS

$custom: #4599bb;
$custom-light: #84b7cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4599bb",
  "rgb": {
    "r": 69,
    "g": 153,
    "b": 187
  },
  "hsl": {
    "h": 197.288,
    "s": 46.457,
    "l": 50.196
  },
  "oklch": {
    "l": 0.64514,
    "c": 0.09518,
    "h": 227.6
  },
  "luminance": 0.27636
}

Semantic roles & 50–950 ramp

primary

#4599BB

secondary

#C8A394

accent

#7852D6

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #4599BB

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

Preview Lab → · Contrast checker → · Palette generator →