#4088C8#4088C8

#4088C8 is a mid, vivid cyan. Relative luminance 0.229; OKLCH L 61.0% C 0.121 H 248.1°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#4088C8
RGB	rgb(64, 136, 200)
HSL	hsl(208, 55%, 52%)
HSV	hsv(208, 68%, 78%)
CMYK	cmyk(68%, 32%, 0%, 21.6%)
CIE-LAB	lab(54.93, -1.86, -39.75)
CIE-LCH	lch(54.93, 39.80, 267.32°)
OKLab	oklab(60.99% -0.0453 -0.1125)
OKLCH	oklch(60.99% 0.121 248.1)
XYZ	xyz(21.3399, 22.8662, 57.9214)
Luminance	0.2287 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4088C8 #C88040

analogous

#40C8C4 #4088C8 #4044C8

triadic

#4088C8 #C84088 #88C840

tetradic

#4088C8 #C440C8 #C88040 #44C840

square

#4088C8 #C440C8 #C88040 #44C840

split-complementary

#4088C8 #C84044 #C8C440

monochromatic

#20496E #2D699D #4088C8 #70A6D6 #9FC3E3

Accessibility & contrast

On white

3.77

#4088C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#4088C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4088C8

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4088C8	#FFFFFF	#000000	##000000
##4088C8	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C8BCB

Deuteranopia (green-blind)

#597EC7

Tritanopia (blue-blind)

#00979F

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4088c8;
/* rgb */ color: rgb(64, 136, 200);
/* oklch */ color: oklch(61.0% 0.121 248.1);

Tailwind

colors: {
  custom: {
    50: '#83aad9',
    500: '#4088c8',
    950: '#000000',
  },
}

SCSS

$custom: #4088c8;
$custom-light: #83aad9;
$custom-dark: #000000;

JSON

{
  "hex": "#4088c8",
  "rgb": {
    "r": 64,
    "g": 136,
    "b": 200
  },
  "hsl": {
    "h": 208.235,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.60989,
    "c": 0.12133,
    "h": 248.1
  },
  "luminance": 0.22868
}

Semantic roles & 50–950 ramp

primary

#4088C8

secondary

#D0B094

accent

#9049DF

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #4088C8

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

Preview Lab → · Contrast checker → · Palette generator →