#4088E6#4088E6

#4088E6 is a light, vivid cyan. Relative luminance 0.244; OKLCH L 62.7% C 0.159 H 256.2°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#4088E6
RGB	rgb(64, 136, 230)
HSL	hsl(214, 77%, 58%)
HSV	hsv(214, 72%, 90%)
CMYK	cmyk(72.2%, 40.9%, 0%, 9.8%)
CIE-LAB	lab(56.49, 8.72, -54.14)
CIE-LCH	lch(56.49, 54.84, 279.15°)
OKLab	oklab(62.72% -0.0379 -0.1546)
OKLCH	oklch(62.72% 0.159 256.2)
XYZ	xyz(25.1962, 24.4087, 78.2310)
Luminance	0.2441 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4088E6 #E69E40

analogous

#40DBE6 #4088E6 #4B40E6

triadic

#4088E6 #E64088 #88E640

tetradic

#4088E6 #E640DB #E69E40 #40E64B

square

#4088E6 #E640DB #E69E40 #40E64B

split-complementary

#4088E6 #E64B40 #DBE640

monochromatic

#144D98 #1B69CE #4088E6 #76AAED #ACCBF4

Accessibility & contrast

On white

3.57

#4088E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#4088E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4088E6

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4088E6	#FFFFFF	#000000	##000000
##4088E6	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B90EA

Deuteranopia (green-blind)

#3F80E4

Tritanopia (blue-blind)

#009EAC

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4088e6;
/* rgb */ color: rgb(64, 136, 230);
/* oklch */ color: oklch(62.7% 0.159 256.2);

Tailwind

colors: {
  custom: {
    50: '#89aaee',
    500: '#4088e6',
    950: '#000000',
  },
}

SCSS

$custom: #4088e6;
$custom-light: #89aaee;
$custom-dark: #000000;

JSON

{
  "hex": "#4088e6",
  "rgb": {
    "r": 64,
    "g": 136,
    "b": 230
  },
  "hsl": {
    "h": 213.976,
    "s": 76.852,
    "l": 57.647
  },
  "oklch": {
    "l": 0.62718,
    "c": 0.15922,
    "h": 256.2
  },
  "luminance": 0.24411
}

Semantic roles & 50–950 ramp

primary

#4088E6

secondary

#E2C59F

accent

#A134F3

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4088E6

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

Preview Lab → · Contrast checker → · Palette generator →