#4188DA#4188DA

#4188DA is a light, vivid cyan. Relative luminance 0.238; OKLCH L 62.0% C 0.143 H 253.8°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#4188DA
RGB	rgb(65, 136, 218)
HSL	hsl(212, 67%, 55%)
HSV	hsv(212, 70%, 85%)
CMYK	cmyk(70.2%, 37.6%, 0%, 14.5%)
CIE-LAB	lab(55.88, 4.60, -48.41)
CIE-LCH	lch(55.88, 48.63, 275.42°)
OKLab	oklab(62.04% -0.0399 -0.1378)
OKLCH	oklch(62.04% 0.143 253.8)
XYZ	xyz(23.6343, 23.7915, 69.6627)
Luminance	0.2379 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4188DA #DA9341

analogous

#41D4DA #4188DA #4641DA

triadic

#4188DA #DA4188 #88DA41

tetradic

#4188DA #DA41D4 #DA9341 #41DA46

square

#4188DA #DA41D4 #DA9341 #41DA46

split-complementary

#4188DA #DA4641 #D4DA41

monochromatic

#1A4C86 #246ABA #4188DA #74A8E4 #A7C8EE

Accessibility & contrast

On white

3.65

#4188DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#4188DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4188DA

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4188DA	#FFFFFF	#000000	##000000
##4188DA	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#638EDD

Deuteranopia (green-blind)

#4C7FD8

Tritanopia (blue-blind)

#009BA6

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4188da;
/* rgb */ color: rgb(65, 136, 218);
/* oklch */ color: oklch(62.0% 0.143 253.8);

Tailwind

colors: {
  custom: {
    50: '#87aae6',
    500: '#4188da',
    950: '#000000',
  },
}

SCSS

$custom: #4188da;
$custom-light: #87aae6;
$custom-dark: #000000;

JSON

{
  "hex": "#4188da",
  "rgb": {
    "r": 65,
    "g": 136,
    "b": 218
  },
  "hsl": {
    "h": 212.157,
    "s": 67.401,
    "l": 55.49
  },
  "oklch": {
    "l": 0.62036,
    "c": 0.14349,
    "h": 253.8
  },
  "luminance": 0.23794
}

Semantic roles & 50–950 ramp

primary

#4188DA

secondary

#DBBE9C

accent

#9A3EEA

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D0F16

muted

#7D7F84

Preview Lab

Preview with #4188DA

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

Preview Lab → · Contrast checker → · Palette generator →