#4088D6#4088D6

#4088D6 is a mid, vivid cyan. Relative luminance 0.236; OKLCH L 61.8% C 0.139 H 252.6°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#4088D6
RGB	rgb(64, 136, 214)
HSL	hsl(211, 65%, 55%)
HSV	hsv(211, 70%, 84%)
CMYK	cmyk(70.1%, 36.4%, 0%, 16.1%)
CIE-LAB	lab(55.64, 3.04, -46.55)
CIE-LCH	lch(55.64, 46.65, 273.73°)
OKLab	oklab(61.77% -0.0416 -0.1324)
OKLCH	oklch(61.77% 0.139 252.6)
XYZ	xyz(23.0516, 23.5509, 66.9362)
Luminance	0.2355 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4088D6 #D68E40

analogous

#40D3D6 #4088D6 #4340D6

triadic

#4088D6 #D64088 #88D640

tetradic

#4088D6 #D640D3 #D68E40 #40D643

square

#4088D6 #D640D3 #D68E40 #40D643

split-complementary

#4088D6 #D64340 #D3D640

monochromatic

#1B4C80 #266AB2 #4088D6 #72A7E1 #A5C7EC

Accessibility & contrast

On white

3.68

#4088D6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#4088D6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4088D6

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4088D6	#FFFFFF	#000000	##000000
##4088D6	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)

#658DD9

Deuteranopia (green-blind)

#4F7FD4

Tritanopia (blue-blind)

#009AA5

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4088d6;
/* rgb */ color: rgb(64, 136, 214);
/* oklch */ color: oklch(61.8% 0.139 252.6);

Tailwind

colors: {
  custom: {
    50: '#86aae3',
    500: '#4088d6',
    950: '#000000',
  },
}

SCSS

$custom: #4088d6;
$custom-light: #86aae3;
$custom-dark: #000000;

JSON

{
  "hex": "#4088d6",
  "rgb": {
    "r": 64,
    "g": 136,
    "b": 214
  },
  "hsl": {
    "h": 211.2,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.61768,
    "c": 0.13876,
    "h": 252.6
  },
  "luminance": 0.23553
}

Semantic roles & 50–950 ramp

primary

#4088D6

secondary

#D9BA99

accent

#9740E8

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4088D6

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

Preview Lab → · Contrast checker → · Palette generator →