#4388B2#4388B2

#4388B2 is a mid, moderate cyan. Relative luminance 0.220; OKLCH L 60.0% C 0.095 H 237.9°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#4388B2
RGB	rgb(67, 136, 178)
HSL	hsl(203, 45%, 48%)
HSV	hsv(203, 62%, 70%)
CMYK	cmyk(62.4%, 23.6%, 0%, 30.2%)
CIE-LAB	lab(54.04, -8.78, -28.60)
CIE-LCH	lch(54.04, 29.92, 252.94°)
OKLab	oklab(59.99% -0.0503 -0.0802)
OKLCH	oklch(59.99% 0.095 237.9)
XYZ	xyz(19.1517, 22.0141, 45.3507)
Luminance	0.2202 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4388B2 #B26D43

analogous

#43B2A4 #4388B2 #4350B2

triadic

#4388B2 #B24388 #88B243

tetradic

#4388B2 #A443B2 #B26D43 #50B243

square

#4388B2 #A443B2 #B26D43 #50B243

split-complementary

#4388B2 #B24350 #B2A443

monochromatic

#224459 #326686 #4388B2 #6BA4C7 #97C0D8

Accessibility & contrast

On white

3.89

#4388B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#4388B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4388B2

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4388B2	#FFFFFF	#000000	##000000
##4388B2	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7587B4

Deuteranopia (green-blind)

#657CB1

Tritanopia (blue-blind)

#009396

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4388b2;
/* rgb */ color: rgb(67, 136, 178);
/* oklch */ color: oklch(60.0% 0.095 237.9);

Tailwind

colors: {
  custom: {
    50: '#82aac9',
    500: '#4388b2',
    950: '#000000',
  },
}

SCSS

$custom: #4388b2;
$custom-light: #82aac9;
$custom-dark: #000000;

JSON

{
  "hex": "#4388b2",
  "rgb": {
    "r": 67,
    "g": 136,
    "b": 178
  },
  "hsl": {
    "h": 202.703,
    "s": 45.306,
    "l": 48.039
  },
  "oklch": {
    "l": 0.59985,
    "c": 0.09466,
    "h": 237.9
  },
  "luminance": 0.22016
}

Semantic roles & 50–950 ramp

primary

#4388B2

secondary

#C4A28D

accent

#8453D5

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #4388B2

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

Preview Lab → · Contrast checker → · Palette generator →