#4390D2#4390D2

#4390D2 is a light, vivid cyan. Relative luminance 0.258; OKLCH L 63.5% C 0.125 H 247.3°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4390D2
RGB	rgb(67, 144, 210)
HSL	hsl(208, 61%, 54%)
HSV	hsv(208, 68%, 82%)
CMYK	cmyk(68.1%, 31.4%, 0%, 17.6%)
CIE-LAB	lab(57.84, -2.60, -40.82)
CIE-LCH	lch(57.84, 40.90, 266.35°)
OKLab	oklab(63.46% -0.0484 -0.1155)
OKLCH	oklch(63.46% 0.125 247.3)
XYZ	xyz(23.9165, 25.7904, 64.6779)
Luminance	0.2579 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4390D2 #D28543

analogous

#43D2CC #4390D2 #4349D2

triadic

#4390D2 #D24390 #90D243

tetradic

#4390D2 #CC43D2 #D28543 #49D243

square

#4390D2 #CC43D2 #D28543 #49D243

split-complementary

#4390D2 #D24349 #D2CC43

monochromatic

#1E517D #2A71AE #4390D2 #74ADDE #A6CAEA

Accessibility & contrast

On white

3.41

#4390D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#4390D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4390D2

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4390D2	#FFFFFF	#000000	##000000
##4390D2	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7393D5

Deuteranopia (green-blind)

#5F85D1

Tritanopia (blue-blind)

#00A0A7

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4390d2;
/* rgb */ color: rgb(67, 144, 210);
/* oklch */ color: oklch(63.5% 0.125 247.3);

Tailwind

colors: {
  custom: {
    50: '#86b0e0',
    500: '#4390d2',
    950: '#000000',
  },
}

SCSS

$custom: #4390d2;
$custom-light: #86b0e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4390d2",
  "rgb": {
    "r": 67,
    "g": 144,
    "b": 210
  },
  "hsl": {
    "h": 207.692,
    "s": 61.373,
    "l": 54.314
  },
  "oklch": {
    "l": 0.6346,
    "c": 0.12526,
    "h": 247.3
  },
  "luminance": 0.25793
}

Semantic roles & 50–950 ramp

primary

#4390D2

secondary

#D7B69A

accent

#8E43E4

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4390D2

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

Preview Lab → · Contrast checker → · Palette generator →