#4088BE#4088BE

#4088BE is a mid, moderate cyan. Relative luminance 0.224; OKLCH L 60.5% C 0.109 H 243.8°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#4088BE
RGB	rgb(64, 136, 190)
HSL	hsl(206, 50%, 50%)
HSV	hsv(206, 66%, 75%)
CMYK	cmyk(66.3%, 28.4%, 0%, 25.5%)
CIE-LAB	lab(54.46, -5.29, -34.81)
CIE-LCH	lch(54.46, 35.21, 261.35°)
OKLab	oklab(60.46% -0.0484 -0.0982)
OKLCH	oklch(60.46% 0.109 243.8)
XYZ	xyz(20.2093, 22.4139, 51.9665)
Luminance	0.2242 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4088BE #BE7640

analogous

#40BEB5 #4088BE #4049BE

triadic

#4088BE #BE4088 #88BE40

tetradic

#4088BE #B540BE #BE7640 #49BE40

square

#4088BE #B540BE #BE7640 #49BE40

split-complementary

#4088BE #BE4049 #BEB540

monochromatic

#214662 #316790 #4088BE #6DA5CE #9BC1DD

Accessibility & contrast

On white

3.83

#4088BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#4088BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4088BE

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4088BE	#FFFFFF	#000000	##000000
##4088BE	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7089C0

Deuteranopia (green-blind)

#5F7DBD

Tritanopia (blue-blind)

#00959B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4088be;
/* rgb */ color: rgb(64, 136, 190);
/* oklch */ color: oklch(60.5% 0.109 243.8);

Tailwind

colors: {
  custom: {
    50: '#82aad2',
    500: '#4088be',
    950: '#000000',
  },
}

SCSS

$custom: #4088be;
$custom-light: #82aad2;
$custom-dark: #000000;

JSON

{
  "hex": "#4088be",
  "rgb": {
    "r": 64,
    "g": 136,
    "b": 190
  },
  "hsl": {
    "h": 205.714,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.60463,
    "c": 0.10944,
    "h": 243.8
  },
  "luminance": 0.22416
}

Semantic roles & 50–950 ramp

primary

#4088BE

secondary

#C9A990

accent

#8A4FD9

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4088BE

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

Preview Lab → · Contrast checker → · Palette generator →