#4599CC#4599CC

#4599CC is a light, moderate cyan. Relative luminance 0.284; OKLCH L 65.3% C 0.111 H 238.5°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#4599CC
RGB	rgb(69, 153, 204)
HSL	hsl(203, 57%, 54%)
HSV	hsv(203, 66%, 80%)
CMYK	cmyk(66.2%, 25%, 0%, 20%)
CIE-LAB	lab(60.25, -9.43, -33.67)
CIE-LCH	lch(60.25, 34.96, 254.36°)
OKLab	oklab(65.3% -0.0581 -0.0947)
OKLCH	oklch(65.3% 0.111 238.5)
XYZ	xyz(24.7404, 28.4047, 61.2938)
Luminance	0.2841 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4599CC #CC7845

analogous

#45CCBC #4599CC #4555CC

triadic

#4599CC #CC4599 #99CC45

tetradic

#4599CC #BC45CC #CC7845 #55CC45

square

#4599CC #BC45CC #CC7845 #55CC45

split-complementary

#4599CC #CC4555 #CCBC45

monochromatic

#205676 #2E79A6 #4599CC #75B3D9 #A5CEE6

Accessibility & contrast

On white

3.14

#4599CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.68

#4599CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4599CC

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4599CC	#FFFFFF	#000000	##000000
##4599CC	1.00	3.14	6.68	6.68
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.68	21.00	1.00	1.00
##000000	6.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8199CE

Deuteranopia (green-blind)

#6F8BCB

Tritanopia (blue-blind)

#00A6AA

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #4599cc;
/* rgb */ color: rgb(69, 153, 204);
/* oklch */ color: oklch(65.3% 0.111 238.5);

Tailwind

colors: {
  custom: {
    50: '#87b7db',
    500: '#4599cc',
    950: '#000000',
  },
}

SCSS

$custom: #4599cc;
$custom-light: #87b7db;
$custom-dark: #000000;

JSON

{
  "hex": "#4599cc",
  "rgb": {
    "r": 69,
    "g": 153,
    "b": 204
  },
  "hsl": {
    "h": 202.667,
    "s": 56.962,
    "l": 53.529
  },
  "oklch": {
    "l": 0.65298,
    "c": 0.11109,
    "h": 238.5
  },
  "luminance": 0.28407
}

Semantic roles & 50–950 ramp

primary

#4599CC

secondary

#D3AF99

accent

#8148E0

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4599CC

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

Preview Lab → · Contrast checker → · Palette generator →