#5188D3#5188D3

#5188D3 is a light, vivid cyan. Relative luminance 0.241; OKLCH L 62.3% C 0.128 H 256.6°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#5188D3
RGB	rgb(81, 136, 211)
HSL	hsl(215, 60%, 57%)
HSV	hsv(215, 62%, 83%)
CMYK	cmyk(61.6%, 35.5%, 0%, 17.3%)
CIE-LAB	lab(56.15, 4.84, -44.01)
CIE-LCH	lch(56.15, 44.27, 276.27°)
OKLab	oklab(62.3% -0.0298 -0.1247)
OKLCH	oklch(62.3% 0.128 256.6)
XYZ	xyz(23.9512, 24.0586, 64.9970)
Luminance	0.2406 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5188D3 #D39C51

analogous

#51C9D3 #5188D3 #5B51D3

triadic

#5188D3 #D35188 #88D351

tetradic

#5188D3 #D351C9 #D39C51 #51D35B

square

#5188D3 #D351C9 #D39C51 #51D35B

split-complementary

#5188D3 #D35B51 #C9D351

monochromatic

#224D87 #2F69B8 #5188D3 #82A9DF #B3CBEC

Accessibility & contrast

On white

3.61

#5188D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#5188D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5188D3

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5188D3	#FFFFFF	#000000	##000000
##5188D3	1.00	3.61	5.81	5.81
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#688DD6

Deuteranopia (green-blind)

#5681D1

Tritanopia (blue-blind)

#0099A3

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5188d3;
/* rgb */ color: rgb(81, 136, 211);
/* oklch */ color: oklch(62.3% 0.128 256.6);

Tailwind

colors: {
  custom: {
    50: '#8daae1',
    500: '#5188d3',
    950: '#000000',
  },
}

SCSS

$custom: #5188d3;
$custom-light: #8daae1;
$custom-dark: #000000;

JSON

{
  "hex": "#5188d3",
  "rgb": {
    "r": 81,
    "g": 136,
    "b": 211
  },
  "hsl": {
    "h": 214.615,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.62301,
    "c": 0.12824,
    "h": 256.6
  },
  "luminance": 0.24061
}

Semantic roles & 50–950 ramp

primary

#5188D3

secondary

#DAC4A6

accent

#A045E3

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #5188D3

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

Preview Lab → · Contrast checker → · Palette generator →