#4388CF#4388CF

#4388CF is a mid, vivid cyan. Relative luminance 0.233; OKLCH L 61.5% C 0.129 H 251.3°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#4388CF
RGB	rgb(67, 136, 207)
HSL	hsl(210, 59%, 54%)
HSV	hsv(210, 68%, 81%)
CMYK	cmyk(67.6%, 34.3%, 0%, 18.8%)
CIE-LAB	lab(55.38, 1.05, -42.99)
CIE-LCH	lch(55.38, 43.01, 271.40°)
OKLab	oklab(61.49% -0.0414 -0.122)
OKLCH	oklch(61.49% 0.129 251.3)
XYZ	xyz(22.3772, 23.3043, 62.3383)
Luminance	0.2331 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4388CF #CF8A43

analogous

#43CECF #4388CF #4443CF

triadic

#4388CF #CF4388 #88CF43

tetradic

#4388CF #CF43CE #CF8A43 #43CF44

square

#4388CF #CF43CE #CF8A43 #43CF44

split-complementary

#4388CF #CF4443 #CECF43

monochromatic

#1F4B79 #2B69AA #4388CF #74A7DB #A5C6E8

Accessibility & contrast

On white

3.71

#4388CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#4388CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4388CF

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4388CF	#FFFFFF	#000000	##000000
##4388CF	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#698CD2

Deuteranopia (green-blind)

#557FCE

Tritanopia (blue-blind)

#0099A2

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4388cf;
/* rgb */ color: rgb(67, 136, 207);
/* oklch */ color: oklch(61.5% 0.129 251.3);

Tailwind

colors: {
  custom: {
    50: '#86aade',
    500: '#4388cf',
    950: '#000000',
  },
}

SCSS

$custom: #4388cf;
$custom-light: #86aade;
$custom-dark: #000000;

JSON

{
  "hex": "#4388cf",
  "rgb": {
    "r": 67,
    "g": 136,
    "b": 207
  },
  "hsl": {
    "h": 210.429,
    "s": 59.322,
    "l": 53.725
  },
  "oklch": {
    "l": 0.61485,
    "c": 0.12878,
    "h": 251.3
  },
  "luminance": 0.23307
}

Semantic roles & 50–950 ramp

primary

#4388CF

secondary

#D5B799

accent

#9545E3

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4388CF

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

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