#4788EE#4788EE

#4788EE is a light, vivid blue. Relative luminance 0.251; OKLCH L 63.5% C 0.167 H 259.1°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#4788EE
RGB	rgb(71, 136, 238)
HSL	hsl(217, 83%, 61%)
HSV	hsv(217, 70%, 93%)
CMYK	cmyk(70.2%, 42.9%, 0%, 6.7%)
CIE-LAB	lab(57.19, 12.52, -57.46)
CIE-LCH	lch(57.19, 58.81, 282.29°)
OKLab	oklab(63.47% -0.0315 -0.1643)
OKLCH	oklch(63.47% 0.167 259.1)
XYZ	xyz(26.8297, 25.1181, 84.3066)
Luminance	0.2512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4788EE #EEAD47

analogous

#47DBEE #4788EE #5947EE

triadic

#4788EE #EE4788 #88EE47

tetradic

#4788EE #EE47DB #EEAD47 #47EE59

square

#4788EE #EE47DB #EEAD47 #47EE59

split-complementary

#4788EE #EE5947 #DBEE47

monochromatic

#104CAB #1565E3 #4788EE #7FACF3 #B7D0F8

Accessibility & contrast

On white

3.49

#4788EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#4788EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4788EE

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4788EE	#FFFFFF	#000000	##000000
##4788EE	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5692F2

Deuteranopia (green-blind)

#3882EC

Tritanopia (blue-blind)

#00A0AF

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4788ee;
/* rgb */ color: rgb(71, 136, 238);
/* oklch */ color: oklch(63.5% 0.167 259.1);

Tailwind

colors: {
  custom: {
    50: '#8daaf4',
    500: '#4788ee',
    950: '#000000',
  },
}

SCSS

$custom: #4788ee;
$custom-light: #8daaf4;
$custom-dark: #000000;

JSON

{
  "hex": "#4788ee",
  "rgb": {
    "r": 71,
    "g": 136,
    "b": 238
  },
  "hsl": {
    "h": 216.647,
    "s": 83.085,
    "l": 60.588
  },
  "oklch": {
    "l": 0.63471,
    "c": 0.16731,
    "h": 259.1
  },
  "luminance": 0.25121
}

Semantic roles & 50–950 ramp

primary

#4788EE

secondary

#E8CFA9

accent

#8B06E0

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4788EE

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

Preview Lab → · Contrast checker → · Palette generator →