#4390CE#4390CE

#4390CE is a light, vivid cyan. Relative luminance 0.256; OKLCH L 63.2% C 0.121 H 245.7°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#4390CE
RGB	rgb(67, 144, 206)
HSL	hsl(207, 59%, 54%)
HSV	hsv(207, 67%, 81%)
CMYK	cmyk(67.5%, 30.1%, 0%, 19.2%)
CIE-LAB	lab(57.65, -3.97, -38.87)
CIE-LCH	lch(57.65, 39.07, 264.17°)
OKLab	oklab(63.25% -0.0496 -0.1098)
OKLCH	oklch(63.25% 0.121 245.7)
XYZ	xyz(23.4244, 25.5936, 62.0861)
Luminance	0.2560 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4390CE #CE8143

analogous

#43CEC7 #4390CE #434ACE

triadic

#4390CE #CE4390 #90CE43

tetradic

#4390CE #C743CE #CE8143 #4ACE43

square

#4390CE #C743CE #CE8143 #4ACE43

split-complementary

#4390CE #CE434A #CEC743

monochromatic

#1F5077 #2C71A8 #4390CE #74ADDB #A4C9E7

Accessibility & contrast

On white

3.43

#4390CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#4390CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4390CE

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4390CE	#FFFFFF	#000000	##000000
##4390CE	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7492D1

Deuteranopia (green-blind)

#6184CD

Tritanopia (blue-blind)

#009FA6

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4390ce;
/* rgb */ color: rgb(67, 144, 206);
/* oklch */ color: oklch(63.2% 0.121 245.7);

Tailwind

colors: {
  custom: {
    50: '#86b0dd',
    500: '#4390ce',
    950: '#000000',
  },
}

SCSS

$custom: #4390ce;
$custom-light: #86b0dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4390ce",
  "rgb": {
    "r": 67,
    "g": 144,
    "b": 206
  },
  "hsl": {
    "h": 206.763,
    "s": 58.65,
    "l": 53.529
  },
  "oklch": {
    "l": 0.6325,
    "c": 0.12053,
    "h": 245.7
  },
  "luminance": 0.25596
}

Semantic roles & 50–950 ramp

primary

#4390CE

secondary

#D4B399

accent

#8B46E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4390CE

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

Preview Lab → · Contrast checker → · Palette generator →