#4D88F0#4D88F0

#4D88F0 is a light, vivid blue. Relative luminance 0.255; OKLCH L 63.8% C 0.168 H 260.8°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#4D88F0
RGB	rgb(77, 136, 240)
HSL	hsl(218, 84%, 62%)
HSV	hsv(218, 68%, 94%)
CMYK	cmyk(67.9%, 43.3%, 0%, 5.9%)
CIE-LAB	lab(57.53, 14.09, -58.01)
CIE-LCH	lch(57.53, 59.69, 283.65°)
OKLab	oklab(63.84% -0.0267 -0.1658)
OKLCH	oklch(63.84% 0.168 260.8)
XYZ	xyz(27.5873, 25.4746, 85.8844)
Luminance	0.2548 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D88F0 #F0B54D

analogous

#4DDAF0 #4D88F0 #634DF0

triadic

#4D88F0 #F04D88 #88F04D

tetradic

#4D88F0 #F04DDA #F0B54D #4DF063

square

#4D88F0 #F04DDA #F0B54D #4DF063

split-complementary

#4D88F0 #F0634D #DAF04D

monochromatic

#0F4BB3 #1562EB #4D88F0 #85AEF5 #BED3FA

Accessibility & contrast

On white

3.45

#4D88F0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#4D88F0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D88F0

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D88F0	#FFFFFF	#000000	##000000
##4D88F0	1.00	3.45	6.10	6.10
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5592F4

Deuteranopia (green-blind)

#3983EE

Tritanopia (blue-blind)

#00A0B0

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4d88f0;
/* rgb */ color: rgb(77, 136, 240);
/* oklch */ color: oklch(63.8% 0.168 260.8);

Tailwind

colors: {
  custom: {
    50: '#90aaf5',
    500: '#4d88f0',
    950: '#000000',
  },
}

SCSS

$custom: #4d88f0;
$custom-light: #90aaf5;
$custom-dark: #000000;

JSON

{
  "hex": "#4d88f0",
  "rgb": {
    "r": 77,
    "g": 136,
    "b": 240
  },
  "hsl": {
    "h": 218.282,
    "s": 84.456,
    "l": 62.157
  },
  "oklch": {
    "l": 0.63838,
    "c": 0.16796,
    "h": 260.8
  },
  "luminance": 0.25477
}

Semantic roles & 50–950 ramp

primary

#4D88F0

secondary

#EAD5AE

accent

#9105E1

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4D88F0

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

Preview Lab → · Contrast checker → · Palette generator →