#4388D4#4388D4

#4388D4 is a mid, vivid cyan. Relative luminance 0.236; OKLCH L 61.8% C 0.135 H 252.8°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#4388D4
RGB	rgb(67, 136, 212)
HSL	hsl(211, 63%, 55%)
HSV	hsv(211, 68%, 83%)
CMYK	cmyk(68.4%, 35.8%, 0%, 16.9%)
CIE-LAB	lab(55.64, 2.79, -45.41)
CIE-LCH	lch(55.64, 45.50, 273.51°)
OKLab	oklab(61.77% -0.04 -0.129)
OKLCH	oklch(61.77% 0.135 252.8)
XYZ	xyz(22.9982, 23.5527, 65.6087)
Luminance	0.2356 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4388D4 #D48F43

analogous

#43D1D4 #4388D4 #4643D4

triadic

#4388D4 #D44388 #88D443

tetradic

#4388D4 #D443D1 #D48F43 #43D446

square

#4388D4 #D443D1 #D48F43 #43D446

split-complementary

#4388D4 #D44643 #D1D443

monochromatic

#1D4C7F #296AB1 #4388D4 #75A8DF #A7C7EB

Accessibility & contrast

On white

3.68

#4388D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#4388D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4388D4

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4388D4	#FFFFFF	#000000	##000000
##4388D4	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#668DD7

Deuteranopia (green-blind)

#517FD2

Tritanopia (blue-blind)

#009AA4

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4388d4;
/* rgb */ color: rgb(67, 136, 212);
/* oklch */ color: oklch(61.8% 0.135 252.8);

Tailwind

colors: {
  custom: {
    50: '#87aae1',
    500: '#4388d4',
    950: '#000000',
  },
}

SCSS

$custom: #4388d4;
$custom-light: #87aae1;
$custom-dark: #000000;

JSON

{
  "hex": "#4388d4",
  "rgb": {
    "r": 67,
    "g": 136,
    "b": 212
  },
  "hsl": {
    "h": 211.448,
    "s": 62.771,
    "l": 54.706
  },
  "oklch": {
    "l": 0.61765,
    "c": 0.1351,
    "h": 252.8
  },
  "luminance": 0.23555
}

Semantic roles & 50–950 ramp

primary

#4388D4

secondary

#D8BB9B

accent

#9842E6

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4388D4

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

Preview Lab → · Contrast checker → · Palette generator →