#4590D8#4590D8

#4590D8 is a light, vivid cyan. Relative luminance 0.262; OKLCH L 63.9% C 0.132 H 249.8°. Best body text is #000000 at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#4590D8
RGB	rgb(69, 144, 216)
HSL	hsl(209, 65%, 56%)
HSV	hsv(209, 68%, 85%)
CMYK	cmyk(68.1%, 33.3%, 0%, 15.3%)
CIE-LAB	lab(58.20, -0.23, -43.61)
CIE-LCH	lch(58.20, 43.61, 269.70°)
OKLab	oklab(63.86% -0.0454 -0.1236)
OKLCH	oklch(63.86% 0.132 249.8)
XYZ	xyz(24.8175, 26.1670, 68.6952)
Luminance	0.2617 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4590D8 #D88D45

analogous

#45D8D6 #4590D8 #4546D8

triadic

#4590D8 #D84590 #90D845

tetradic

#4590D8 #D645D8 #D88D45 #46D845

square

#4590D8 #D645D8 #D88D45 #46D845

split-complementary

#4590D8 #D84546 #D8D645

monochromatic

#1C5286 #2771B9 #4590D8 #78AEE3 #AACCED

Accessibility & contrast

On white

3.37

#4590D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.23

#4590D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4590D8

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4590D8	#FFFFFF	#000000	##000000
##4590D8	1.00	3.37	6.23	6.23
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.23	21.00	1.00	1.00
##000000	6.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7094DB

Deuteranopia (green-blind)

#5B86D7

Tritanopia (blue-blind)

#00A1AA

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4590d8;
/* rgb */ color: rgb(69, 144, 216);
/* oklch */ color: oklch(63.9% 0.132 249.8);

Tailwind

colors: {
  custom: {
    50: '#88b0e4',
    500: '#4590d8',
    950: '#000000',
  },
}

SCSS

$custom: #4590d8;
$custom-light: #88b0e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4590d8",
  "rgb": {
    "r": 69,
    "g": 144,
    "b": 216
  },
  "hsl": {
    "h": 209.388,
    "s": 65.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.63855,
    "c": 0.13172,
    "h": 249.8
  },
  "luminance": 0.2617
}

Semantic roles & 50–950 ramp

primary

#4590D8

secondary

#DBBC9E

accent

#9240E8

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1015

muted

#7E7F84

Preview Lab

Preview with #4590D8

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

Preview Lab → · Contrast checker → · Palette generator →