#4F88EA#4F88EA

#4F88EA is a light, vivid blue. Relative luminance 0.252; OKLCH L 63.6% C 0.159 H 260.5°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#4F88EA
RGB	rgb(79, 136, 234)
HSL	hsl(218, 79%, 61%)
HSV	hsv(218, 66%, 92%)
CMYK	cmyk(66.2%, 41.9%, 0%, 8.2%)
CIE-LAB	lab(57.28, 12.32, -55.08)
CIE-LCH	lch(57.28, 56.44, 282.61°)
OKLab	oklab(63.55% -0.0263 -0.1572)
OKLCH	oklch(63.55% 0.159 260.5)
XYZ	xyz(26.8746, 25.2084, 81.2754)
Luminance	0.2521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F88EA #EAB14F

analogous

#4FD6EA #4F88EA #644FEA

triadic

#4F88EA #EA4F88 #88EA4F

tetradic

#4F88EA #EA4FD6 #EAB14F #4FEA64

square

#4F88EA #EA4FD6 #EAB14F #4FEA64

split-complementary

#4F88EA #EA644F #D6EA4F

monochromatic

#144BAA #1B64E1 #4F88EA #86ADF1 #BCD2F7

Accessibility & contrast

On white

3.48

#4F88EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.04

#4F88EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F88EA

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F88EA	#FFFFFF	#000000	##000000
##4F88EA	1.00	3.48	6.04	6.04
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.04	21.00	1.00	1.00
##000000	6.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A91EE

Deuteranopia (green-blind)

#4183E8

Tritanopia (blue-blind)

#009FAE

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4f88ea;
/* rgb */ color: rgb(79, 136, 234);
/* oklch */ color: oklch(63.6% 0.159 260.5);

Tailwind

colors: {
  custom: {
    50: '#90aaf1',
    500: '#4f88ea',
    950: '#000000',
  },
}

SCSS

$custom: #4f88ea;
$custom-light: #90aaf1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f88ea",
  "rgb": {
    "r": 79,
    "g": 136,
    "b": 234
  },
  "hsl": {
    "h": 217.935,
    "s": 78.68,
    "l": 61.373
  },
  "oklch": {
    "l": 0.63552,
    "c": 0.15939,
    "h": 260.5
  },
  "luminance": 0.25211
}

Semantic roles & 50–950 ramp

primary

#4F88EA

secondary

#E7D2AD

accent

#8E0BDB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4F88EA

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

Preview Lab → · Contrast checker → · Palette generator →