#4E88E1#4E88E1

#4E88E1 is a light, vivid blue. Relative luminance 0.247; OKLCH L 63.0% C 0.148 H 258.7°. Best body text is #000000 at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#4E88E1
RGB	rgb(78, 136, 225)
HSL	hsl(216, 71%, 59%)
HSV	hsv(216, 65%, 88%)
CMYK	cmyk(65.3%, 39.6%, 0%, 11.8%)
CIE-LAB	lab(56.74, 9.06, -50.92)
CIE-LCH	lch(56.74, 51.72, 280.09°)
OKLab	oklab(62.97% -0.0289 -0.145)
OKLCH	oklch(62.97% 0.148 258.7)
XYZ	xyz(25.5318, 24.6618, 74.6342)
Luminance	0.2466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E88E1 #E1A74E

analogous

#4ED1E1 #4E88E1 #5E4EE1

triadic

#4E88E1 #E14E88 #88E14E

tetradic

#4E88E1 #E14ED1 #E1A74E #4EE15E

square

#4E88E1 #E14ED1 #E1A74E #4EE15E

split-complementary

#4E88E1 #E15E4E #D1E14E

monochromatic

#1A4D9A #2367CF #4E88E1 #82ABEA #B7CEF3

Accessibility & contrast

On white

3.54

#4E88E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.93

#4E88E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E88E1

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E88E1	#FFFFFF	#000000	##000000
##4E88E1	1.00	3.54	5.93	5.93
#FFFFFF	3.54	1.00	21.00	21.00
#000000	5.93	21.00	1.00	1.00
##000000	5.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6090E5

Deuteranopia (green-blind)

#4A82DF

Tritanopia (blue-blind)

#009CAA

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4e88e1;
/* rgb */ color: rgb(78, 136, 225);
/* oklch */ color: oklch(63.0% 0.148 258.7);

Tailwind

colors: {
  custom: {
    50: '#8eaaeb',
    500: '#4e88e1',
    950: '#000000',
  },
}

SCSS

$custom: #4e88e1;
$custom-light: #8eaaeb;
$custom-dark: #000000;

JSON

{
  "hex": "#4e88e1",
  "rgb": {
    "r": 78,
    "g": 136,
    "b": 225
  },
  "hsl": {
    "h": 216.327,
    "s": 71.014,
    "l": 59.412
  },
  "oklch": {
    "l": 0.62968,
    "c": 0.14785,
    "h": 258.7
  },
  "luminance": 0.24664
}

Semantic roles & 50–950 ramp

primary

#4E88E1

secondary

#E2CBA9

accent

#A73AEE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4E88E1

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

Preview Lab → · Contrast checker → · Palette generator →