#4388CE#4388CE

#4388CE is a mid, vivid cyan. Relative luminance 0.233; OKLCH L 61.4% C 0.128 H 250.9°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#4388CE
RGB	rgb(67, 136, 206)
HSL	hsl(210, 59%, 54%)
HSV	hsv(210, 67%, 81%)
CMYK	cmyk(67.5%, 34%, 0%, 19.2%)
CIE-LAB	lab(55.33, 0.70, -42.51)
CIE-LCH	lch(55.33, 42.51, 270.95°)
OKLab	oklab(61.43% -0.0416 -0.1205)
OKLCH	oklch(61.43% 0.128 250.9)
XYZ	xyz(22.2553, 23.2555, 61.6964)
Luminance	0.2326 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4388CE #CE8943

analogous

#43CDCE #4388CE #4343CE

triadic

#4388CE #CE4388 #88CE43

tetradic

#4388CE #CE43CD #CE8943 #43CE43

square

#4388CE #CE43CD #CE8943 #43CE43

split-complementary

#4388CE #CE4343 #CDCE43

monochromatic

#1F4B77 #2C69A8 #4388CE #74A7DB #A4C5E7

Accessibility & contrast

On white

3.72

#4388CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#4388CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4388CE

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4388CE	#FFFFFF	#000000	##000000
##4388CE	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#698CD1

Deuteranopia (green-blind)

#557FCD

Tritanopia (blue-blind)

#0098A1

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4388ce;
/* rgb */ color: rgb(67, 136, 206);
/* oklch */ color: oklch(61.4% 0.128 250.9);

Tailwind

colors: {
  custom: {
    50: '#86aadd',
    500: '#4388ce',
    950: '#000000',
  },
}

SCSS

$custom: #4388ce;
$custom-light: #86aadd;
$custom-dark: #000000;

JSON

{
  "hex": "#4388ce",
  "rgb": {
    "r": 67,
    "g": 136,
    "b": 206
  },
  "hsl": {
    "h": 210.216,
    "s": 58.65,
    "l": 53.529
  },
  "oklch": {
    "l": 0.6143,
    "c": 0.12753,
    "h": 250.9
  },
  "luminance": 0.23258
}

Semantic roles & 50–950 ramp

primary

#4388CE

secondary

#D4B799

accent

#9446E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4388CE

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

Preview Lab → · Contrast checker → · Palette generator →