#4E88E3#4E88E3

#4E88E3 is a light, vivid blue. Relative luminance 0.248; OKLCH L 63.1% C 0.150 H 259.1°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#4E88E3
RGB	rgb(78, 136, 227)
HSL	hsl(217, 73%, 60%)
HSV	hsv(217, 66%, 89%)
CMYK	cmyk(65.6%, 40.1%, 0%, 11%)
CIE-LAB	lab(56.85, 9.75, -51.87)
CIE-LCH	lch(56.85, 52.77, 280.65°)
OKLab	oklab(63.09% -0.0285 -0.1478)
OKLCH	oklch(63.09% 0.15 259.1)
XYZ	xyz(25.8062, 24.7715, 76.0795)
Luminance	0.2477 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E88E3 #E3A94E

analogous

#4ED3E3 #4E88E3 #5E4EE3

triadic

#4E88E3 #E34E88 #88E34E

tetradic

#4E88E3 #E34ED3 #E3A94E #4EE35E

square

#4E88E3 #E34ED3 #E3A94E #4EE35E

split-complementary

#4E88E3 #E35E4E #D3E34E

monochromatic

#194D9E #2166D3 #4E88E3 #83ACEB #B8CFF4

Accessibility & contrast

On white

3.53

#4E88E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#4E88E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E88E3

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E88E3	#FFFFFF	#000000	##000000
##4E88E3	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F90E7

Deuteranopia (green-blind)

#4882E1

Tritanopia (blue-blind)

#009DAA

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4e88e3;
/* rgb */ color: rgb(78, 136, 227);
/* oklch */ color: oklch(63.1% 0.150 259.1);

Tailwind

colors: {
  custom: {
    50: '#8eaaec',
    500: '#4e88e3',
    950: '#000000',
  },
}

SCSS

$custom: #4e88e3;
$custom-light: #8eaaec;
$custom-dark: #000000;

JSON

{
  "hex": "#4e88e3",
  "rgb": {
    "r": 78,
    "g": 136,
    "b": 227
  },
  "hsl": {
    "h": 216.644,
    "s": 72.683,
    "l": 59.804
  },
  "oklch": {
    "l": 0.63086,
    "c": 0.15049,
    "h": 259.1
  },
  "luminance": 0.24774
}

Semantic roles & 50–950 ramp

primary

#4E88E3

secondary

#E3CDAA

accent

#A838EF

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #4E88E3

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

Preview Lab → · Contrast checker → · Palette generator →