#4E88DD#4E88DD

#4E88DD is a light, vivid blue. Relative luminance 0.244; OKLCH L 62.7% C 0.143 H 257.9°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4E88DD
RGB	rgb(78, 136, 221)
HSL	hsl(216, 68%, 59%)
HSV	hsv(216, 65%, 87%)
CMYK	cmyk(64.7%, 38.5%, 0%, 13.3%)
CIE-LAB	lab(56.53, 7.69, -49.02)
CIE-LCH	lch(56.53, 49.62, 278.92°)
OKLab	oklab(62.73% -0.0298 -0.1394)
OKLCH	oklch(62.73% 0.143 257.9)
XYZ	xyz(24.9925, 24.4460, 71.7940)
Luminance	0.2445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E88DD #DDA34E

analogous

#4ED0DD #4E88DD #5B4EDD

triadic

#4E88DD #DD4E88 #88DD4E

tetradic

#4E88DD #DD4ED0 #DDA34E #4EDD5B

square

#4E88DD #DD4ED0 #DDA34E #4EDD5B

split-complementary

#4E88DD #DD5B4E #D0DD4E

monochromatic

#1C4D94 #2668C7 #4E88DD #81ABE7 #B5CDF1

Accessibility & contrast

On white

3.57

#4E88DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#4E88DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E88DD

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E88DD	#FFFFFF	#000000	##000000
##4E88DD	1.00	3.57	5.89	5.89
#FFFFFF	3.57	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)

#628FE0

Deuteranopia (green-blind)

#4D81DB

Tritanopia (blue-blind)

#009BA8

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4e88dd;
/* rgb */ color: rgb(78, 136, 221);
/* oklch */ color: oklch(62.7% 0.143 257.9);

Tailwind

colors: {
  custom: {
    50: '#8daae8',
    500: '#4e88dd',
    950: '#000000',
  },
}

SCSS

$custom: #4e88dd;
$custom-light: #8daae8;
$custom-dark: #000000;

JSON

{
  "hex": "#4e88dd",
  "rgb": {
    "r": 78,
    "g": 136,
    "b": 221
  },
  "hsl": {
    "h": 215.664,
    "s": 67.773,
    "l": 58.627
  },
  "oklch": {
    "l": 0.62733,
    "c": 0.14258,
    "h": 257.9
  },
  "luminance": 0.24448
}

Semantic roles & 50–950 ramp

primary

#4E88DD

secondary

#E0C9A7

accent

#A43DEB

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4E88DD

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

Preview Lab → · Contrast checker → · Palette generator →