#4390DC#4390DC

#4390DC is a light, vivid cyan. Relative luminance 0.263; OKLCH L 64.0% C 0.137 H 250.6°. Best body text is #000000 at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#4390DC
RGB	rgb(67, 144, 220)
HSL	hsl(210, 69%, 56%)
HSV	hsv(210, 70%, 86%)
CMYK	cmyk(69.5%, 34.5%, 0%, 13.7%)
CIE-LAB	lab(58.32, 0.85, -45.65)
CIE-LCH	lch(58.32, 45.66, 271.07°)
OKLab	oklab(64% -0.0457 -0.1296)
OKLCH	oklch(64% 0.137 250.6)
XYZ	xyz(25.2014, 26.3044, 71.4454)
Luminance	0.2631 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4390DC #DC8F43

analogous

#43DCDC #4390DC #4344DC

triadic

#4390DC #DC4390 #90DC43

tetradic

#4390DC #DC43DC #DC8F43 #44DC43

square

#4390DC #DC43DC #DC8F43 #44DC43

split-complementary

#4390DC #DC4344 #DCDC43

monochromatic

#1A538B #2371BE #4390DC #77AEE6 #AACDEF

Accessibility & contrast

On white

3.35

#4390DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.26

#4390DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4390DC

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4390DC	#FFFFFF	#000000	##000000
##4390DC	1.00	3.35	6.26	6.26
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.26	21.00	1.00	1.00
##000000	6.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E94DF

Deuteranopia (green-blind)

#5886DB

Tritanopia (blue-blind)

#00A2AC

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4390dc;
/* rgb */ color: rgb(67, 144, 220);
/* oklch */ color: oklch(64.0% 0.137 250.6);

Tailwind

colors: {
  custom: {
    50: '#88b0e7',
    500: '#4390dc',
    950: '#000000',
  },
}

SCSS

$custom: #4390dc;
$custom-light: #88b0e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4390dc",
  "rgb": {
    "r": 67,
    "g": 144,
    "b": 220
  },
  "hsl": {
    "h": 209.804,
    "s": 68.61,
    "l": 56.275
  },
  "oklch": {
    "l": 0.64002,
    "c": 0.13742,
    "h": 250.6
  },
  "luminance": 0.26307
}

Semantic roles & 50–950 ramp

primary

#4390DC

secondary

#DDBD9E

accent

#933CEB

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4390DC

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

Preview Lab → · Contrast checker → · Palette generator →