#4599CB#4599CB

#4599CB is a light, moderate cyan. Relative luminance 0.284; OKLCH L 65.3% C 0.110 H 237.9°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#4599CB
RGB	rgb(69, 153, 203)
HSL	hsl(202, 56%, 53%)
HSV	hsv(202, 66%, 80%)
CMYK	cmyk(66%, 24.6%, 0%, 20.4%)
CIE-LAB	lab(60.21, -9.76, -33.18)
CIE-LCH	lch(60.21, 34.58, 253.61°)
OKLab	oklab(65.25% -0.0584 -0.0933)
OKLCH	oklch(65.25% 0.11 237.9)
XYZ	xyz(24.6208, 28.3569, 60.6642)
Luminance	0.2836 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4599CB #CB7745

analogous

#45CBBA #4599CB #4556CB

triadic

#4599CB #CB4599 #99CB45

tetradic

#4599CB #BA45CB #CB7745 #56CB45

square

#4599CB #BA45CB #CB7745 #56CB45

split-complementary

#4599CB #CB4556 #CBBA45

monochromatic

#215575 #2E78A5 #4599CB #75B3D8 #A5CDE6

Accessibility & contrast

On white

3.15

#4599CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#4599CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4599CB

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4599CB	#FFFFFF	#000000	##000000
##4599CB	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8299CD

Deuteranopia (green-blind)

#6F8BCA

Tritanopia (blue-blind)

#00A6AA

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #4599cb;
/* rgb */ color: rgb(69, 153, 203);
/* oklch */ color: oklch(65.3% 0.110 237.9);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#4599cb",
  "rgb": {
    "r": 69,
    "g": 153,
    "b": 203
  },
  "hsl": {
    "h": 202.388,
    "s": 56.303,
    "l": 53.333
  },
  "oklch": {
    "l": 0.6525,
    "c": 0.11006,
    "h": 237.9
  },
  "luminance": 0.28359
}

Semantic roles & 50–950 ramp

primary

#4599CB

secondary

#D3AF99

accent

#8148E0

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4599CB

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

Preview Lab → · Contrast checker → · Palette generator →