#4390CC#4390CC

#4390CC is a light, moderate cyan. Relative luminance 0.255; OKLCH L 63.1% C 0.118 H 244.9°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#4390CC
RGB	rgb(67, 144, 204)
HSL	hsl(206, 57%, 53%)
HSV	hsv(206, 67%, 80%)
CMYK	cmyk(67.2%, 29.4%, 0%, 20%)
CIE-LAB	lab(57.56, -4.65, -37.89)
CIE-LCH	lch(57.56, 38.17, 263.00°)
OKLab	oklab(63.15% -0.0502 -0.107)
OKLCH	oklch(63.15% 0.118 244.9)
XYZ	xyz(23.1830, 25.4970, 60.8147)
Luminance	0.2550 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4390CC #CC7F43

analogous

#43CCC3 #4390CC #434CCC

triadic

#4390CC #CC4390 #90CC43

tetradic

#4390CC #C343CC #CC7F43 #4CCC43

square

#4390CC #C343CC #CC7F43 #4CCC43

split-complementary

#4390CC #CC434C #CCC343

monochromatic

#205075 #2D70A5 #4390CC #73ACD9 #A3C9E6

Accessibility & contrast

On white

3.44

#4390CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#4390CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4390CC

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4390CC	#FFFFFF	#000000	##000000
##4390CC	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7592CF

Deuteranopia (green-blind)

#6284CB

Tritanopia (blue-blind)

#009FA5

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4390cc;
/* rgb */ color: rgb(67, 144, 204);
/* oklch */ color: oklch(63.1% 0.118 244.9);

Tailwind

colors: {
  custom: {
    50: '#86b0dc',
    500: '#4390cc',
    950: '#000000',
  },
}

SCSS

$custom: #4390cc;
$custom-light: #86b0dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4390cc",
  "rgb": {
    "r": 67,
    "g": 144,
    "b": 204
  },
  "hsl": {
    "h": 206.277,
    "s": 57.322,
    "l": 53.137
  },
  "oklch": {
    "l": 0.63146,
    "c": 0.11819,
    "h": 244.9
  },
  "luminance": 0.25499
}

Semantic roles & 50–950 ramp

primary

#4390CC

secondary

#D3B298

accent

#8A47E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4390CC

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

Preview Lab → · Contrast checker → · Palette generator →