#4688E5#4688E5

#4688E5 is a light, vivid blue. Relative luminance 0.246; OKLCH L 62.9% C 0.156 H 257.4°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#4688E5
RGB	rgb(70, 136, 229)
HSL	hsl(215, 75%, 59%)
HSV	hsv(215, 69%, 90%)
CMYK	cmyk(69.4%, 40.6%, 0%, 10.2%)
CIE-LAB	lab(56.65, 9.20, -53.32)
CIE-LCH	lch(56.65, 54.11, 279.79°)
OKLab	oklab(62.88% -0.034 -0.1522)
OKLCH	oklch(62.88% 0.156 257.4)
XYZ	xyz(25.4677, 24.5649, 77.5129)
Luminance	0.2457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4688E5 #E5A346

analogous

#46D8E5 #4688E5 #5346E5

triadic

#4688E5 #E54688 #88E546

tetradic

#4688E5 #E546D8 #E5A346 #46E553

square

#4688E5 #E546D8 #E5A346 #46E553

split-complementary

#4688E5 #E55346 #D8E546

monochromatic

#164D9B #1D68D0 #4688E5 #7CABED #B1CDF4

Accessibility & contrast

On white

3.55

#4688E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#4688E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4688E5

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4688E5	#FFFFFF	#000000	##000000
##4688E5	1.00	3.55	5.91	5.91
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C90E9

Deuteranopia (green-blind)

#4381E3

Tritanopia (blue-blind)

#009EAB

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4688e5;
/* rgb */ color: rgb(70, 136, 229);
/* oklch */ color: oklch(62.9% 0.156 257.4);

Tailwind

colors: {
  custom: {
    50: '#8baaee',
    500: '#4688e5',
    950: '#000000',
  },
}

SCSS

$custom: #4688e5;
$custom-light: #8baaee;
$custom-dark: #000000;

JSON

{
  "hex": "#4688e5",
  "rgb": {
    "r": 70,
    "g": 136,
    "b": 229
  },
  "hsl": {
    "h": 215.094,
    "s": 75.355,
    "l": 58.627
  },
  "oklch": {
    "l": 0.62878,
    "c": 0.15593,
    "h": 257.4
  },
  "luminance": 0.24568
}

Semantic roles & 50–950 ramp

primary

#4688E5

secondary

#E3C9A4

accent

#A436F2

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4688E5

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

Preview Lab → · Contrast checker → · Palette generator →