#4588D8#4588D8

#4588D8 is a light, vivid cyan. Relative luminance 0.238; OKLCH L 62.1% C 0.139 H 254.3°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#4588D8
RGB	rgb(69, 136, 216)
HSL	hsl(213, 65%, 56%)
HSV	hsv(213, 68%, 85%)
CMYK	cmyk(68.1%, 37%, 0%, 15.3%)
CIE-LAB	lab(55.92, 4.50, -47.22)
CIE-LCH	lch(55.92, 47.43, 275.44°)
OKLab	oklab(62.07% -0.0377 -0.1343)
OKLCH	oklch(62.07% 0.139 254.3)
XYZ	xyz(23.6485, 23.8289, 68.3056)
Luminance	0.2383 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4588D8 #D89545

analogous

#45D1D8 #4588D8 #4B45D8

triadic

#4588D8 #D84588 #88D845

tetradic

#4588D8 #D845D1 #D89545 #45D84B

square

#4588D8 #D845D1 #D89545 #45D84B

split-complementary

#4588D8 #D84B45 #D1D845

monochromatic

#1C4D86 #2769B9 #4588D8 #78A8E3 #AAC9ED

Accessibility & contrast

On white

3.64

#4588D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.77

#4588D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4588D8

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4588D8	#FFFFFF	#000000	##000000
##4588D8	1.00	3.64	5.77	5.77
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.77	21.00	1.00	1.00
##000000	5.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#648EDB

Deuteranopia (green-blind)

#4F80D6

Tritanopia (blue-blind)

#009BA6

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4588d8;
/* rgb */ color: rgb(69, 136, 216);
/* oklch */ color: oklch(62.1% 0.139 254.3);

Tailwind

colors: {
  custom: {
    50: '#88aae4',
    500: '#4588d8',
    950: '#000000',
  },
}

SCSS

$custom: #4588d8;
$custom-light: #88aae4;
$custom-dark: #000000;

JSON

{
  "hex": "#4588d8",
  "rgb": {
    "r": 69,
    "g": 136,
    "b": 216
  },
  "hsl": {
    "h": 212.653,
    "s": 65.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.62071,
    "c": 0.13946,
    "h": 254.3
  },
  "luminance": 0.23831
}

Semantic roles & 50–950 ramp

primary

#4588D8

secondary

#DBBF9E

accent

#9B40E8

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F15

muted

#7E7F84

Preview Lab

Preview with #4588D8

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

Preview Lab → · Contrast checker → · Palette generator →