#4688E3#4688E3

#4688E3 is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.8% C 0.153 H 257.0°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4688E3
RGB	rgb(70, 136, 227)
HSL	hsl(215, 74%, 58%)
HSV	hsv(215, 69%, 89%)
CMYK	cmyk(69.2%, 40.1%, 0%, 11%)
CIE-LAB	lab(56.54, 8.50, -52.38)
CIE-LCH	lch(56.54, 53.07, 279.22°)
OKLab	oklab(62.76% -0.0344 -0.1494)
OKLCH	oklch(62.76% 0.153 257)
XYZ	xyz(25.1900, 24.4538, 76.0507)
Luminance	0.2446 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4688E3 #E3A146

analogous

#46D6E3 #4688E3 #5246E3

triadic

#4688E3 #E34688 #88E346

tetradic

#4688E3 #E346D6 #E3A146 #46E352

square

#4688E3 #E346D6 #E3A146 #46E352

split-complementary

#4688E3 #E35246 #D6E346

monochromatic

#174D98 #1F68CD #4688E3 #7BAAEB #B0CCF3

Accessibility & contrast

On white

3.56

#4688E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#4688E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4688E3

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4688E3	#FFFFFF	#000000	##000000
##4688E3	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E90E7

Deuteranopia (green-blind)

#4581E1

Tritanopia (blue-blind)

#009DAA

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4688e3;
/* rgb */ color: rgb(70, 136, 227);
/* oklch */ color: oklch(62.8% 0.153 257.0);

Tailwind

colors: {
  custom: {
    50: '#8aaaec',
    500: '#4688e3',
    950: '#000000',
  },
}

SCSS

$custom: #4688e3;
$custom-light: #8aaaec;
$custom-dark: #000000;

JSON

{
  "hex": "#4688e3",
  "rgb": {
    "r": 70,
    "g": 136,
    "b": 227
  },
  "hsl": {
    "h": 214.777,
    "s": 73.709,
    "l": 58.235
  },
  "oklch": {
    "l": 0.62757,
    "c": 0.15333,
    "h": 257
  },
  "luminance": 0.24456
}

Semantic roles & 50–950 ramp

primary

#4688E3

secondary

#E2C7A3

accent

#A337F0

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4688E3

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

Preview Lab → · Contrast checker → · Palette generator →