#4388D2#4388D2

#4388D2 is a mid, vivid cyan. Relative luminance 0.235; OKLCH L 61.7% C 0.133 H 252.2°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#4388D2
RGB	rgb(67, 136, 210)
HSL	hsl(211, 61%, 54%)
HSV	hsv(211, 68%, 82%)
CMYK	cmyk(68.1%, 35.2%, 0%, 17.6%)
CIE-LAB	lab(55.54, 2.09, -44.45)
CIE-LCH	lch(55.54, 44.50, 272.69°)
OKLab	oklab(61.65% -0.0406 -0.1262)
OKLCH	oklch(61.65% 0.133 252.2)
XYZ	xyz(22.7475, 23.4524, 64.2882)
Luminance	0.2346 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4388D2 #D28D43

analogous

#43CFD2 #4388D2 #4643D2

triadic

#4388D2 #D24388 #88D243

tetradic

#4388D2 #D243CF #D28D43 #43D246

square

#4388D2 #D243CF #D28D43 #43D246

split-complementary

#4388D2 #D24643 #CFD243

monochromatic

#1E4C7D #2A6AAE #4388D2 #74A7DE #A6C7EA

Accessibility & contrast

On white

3.69

#4388D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#4388D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4388D2

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4388D2	#FFFFFF	#000000	##000000
##4388D2	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#678CD5

Deuteranopia (green-blind)

#537FD1

Tritanopia (blue-blind)

#0099A3

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4388d2;
/* rgb */ color: rgb(67, 136, 210);
/* oklch */ color: oklch(61.7% 0.133 252.2);

Tailwind

colors: {
  custom: {
    50: '#86aae0',
    500: '#4388d2',
    950: '#000000',
  },
}

SCSS

$custom: #4388d2;
$custom-light: #86aae0;
$custom-dark: #000000;

JSON

{
  "hex": "#4388d2",
  "rgb": {
    "r": 67,
    "g": 136,
    "b": 210
  },
  "hsl": {
    "h": 211.049,
    "s": 61.373,
    "l": 54.314
  },
  "oklch": {
    "l": 0.61652,
    "c": 0.13257,
    "h": 252.2
  },
  "luminance": 0.23455
}

Semantic roles & 50–950 ramp

primary

#4388D2

secondary

#D7B99A

accent

#9743E4

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4388D2

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

Preview Lab → · Contrast checker → · Palette generator →