#4E88E5#4E88E5

#4E88E5 is a light, vivid blue. Relative luminance 0.249; OKLCH L 63.2% C 0.153 H 259.4°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#4E88E5
RGB	rgb(78, 136, 229)
HSL	hsl(217, 74%, 60%)
HSV	hsv(217, 66%, 90%)
CMYK	cmyk(65.9%, 40.6%, 0%, 10.2%)
CIE-LAB	lab(56.96, 10.44, -52.81)
CIE-LCH	lch(56.96, 53.83, 281.18°)
OKLab	oklab(63.21% -0.0281 -0.1505)
OKLCH	oklch(63.21% 0.153 259.4)
XYZ	xyz(26.0838, 24.8826, 77.5417)
Luminance	0.2488 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E88E5 #E5AB4E

analogous

#4ED3E5 #4E88E5 #604EE5

triadic

#4E88E5 #E54E88 #88E54E

tetradic

#4E88E5 #E54ED3 #E5AB4E #4EE560

square

#4E88E5 #E54ED3 #E5AB4E #4EE560

split-complementary

#4E88E5 #E5604E #D3E54E

monochromatic

#184CA1 #1F66D6 #4E88E5 #83ACED #B9D0F5

Accessibility & contrast

On white

3.51

#4E88E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#4E88E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E88E5

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E88E5	#FFFFFF	#000000	##000000
##4E88E5	1.00	3.51	5.98	5.98
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.98	21.00	1.00	1.00
##000000	5.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D90E9

Deuteranopia (green-blind)

#4682E3

Tritanopia (blue-blind)

#009DAB

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4e88e5;
/* rgb */ color: rgb(78, 136, 229);
/* oklch */ color: oklch(63.2% 0.153 259.4);

Tailwind

colors: {
  custom: {
    50: '#8eaaee',
    500: '#4e88e5',
    950: '#000000',
  },
}

SCSS

$custom: #4e88e5;
$custom-light: #8eaaee;
$custom-dark: #000000;

JSON

{
  "hex": "#4e88e5",
  "rgb": {
    "r": 78,
    "g": 136,
    "b": 229
  },
  "hsl": {
    "h": 216.954,
    "s": 74.384,
    "l": 60.196
  },
  "oklch": {
    "l": 0.63206,
    "c": 0.15314,
    "h": 259.4
  },
  "luminance": 0.24885
}

Semantic roles & 50–950 ramp

primary

#4E88E5

secondary

#E4CEAA

accent

#8A0FD7

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #4E88E5

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

Preview Lab → · Contrast checker → · Palette generator →