#4F88DC#4F88DC

#4F88DC is a light, vivid blue. Relative luminance 0.244; OKLCH L 62.7% C 0.141 H 258.0°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4F88DC
RGB	rgb(79, 136, 220)
HSL	hsl(216, 67%, 59%)
HSV	hsv(216, 64%, 86%)
CMYK	cmyk(64.1%, 38.2%, 0%, 13.7%)
CIE-LAB	lab(56.52, 7.52, -48.48)
CIE-LCH	lch(56.52, 49.06, 278.82°)
OKLab	oklab(62.72% -0.0292 -0.1378)
OKLCH	oklch(62.72% 0.141 258)
XYZ	xyz(24.9423, 24.4355, 71.0983)
Luminance	0.2444 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F88DC #DCA34F

analogous

#4FCEDC #4F88DC #5C4FDC

triadic

#4F88DC #DC4F88 #88DC4F

tetradic

#4F88DC #DC4FCE #DCA34F #4FDC5C

square

#4F88DC #DC4FCE #DCA34F #4FDC5C

split-complementary

#4F88DC #DC5C4F #CEDC4F

monochromatic

#1D4D93 #2768C6 #4F88DC #82ABE6 #B5CDF0

Accessibility & contrast

On white

3.57

#4F88DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#4F88DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F88DC

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F88DC	#FFFFFF	#000000	##000000
##4F88DC	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)

#638FDF

Deuteranopia (green-blind)

#4F82DA

Tritanopia (blue-blind)

#009BA7

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4f88dc;
/* rgb */ color: rgb(79, 136, 220);
/* oklch */ color: oklch(62.7% 0.141 258.0);

Tailwind

colors: {
  custom: {
    50: '#8daae7',
    500: '#4f88dc',
    950: '#000000',
  },
}

SCSS

$custom: #4f88dc;
$custom-light: #8daae7;
$custom-dark: #000000;

JSON

{
  "hex": "#4f88dc",
  "rgb": {
    "r": 79,
    "g": 136,
    "b": 220
  },
  "hsl": {
    "h": 215.745,
    "s": 66.825,
    "l": 58.627
  },
  "oklch": {
    "l": 0.6272,
    "c": 0.14089,
    "h": 258
  },
  "luminance": 0.24438
}

Semantic roles & 50–950 ramp

primary

#4F88DC

secondary

#DFC9A8

accent

#A43EEA

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4F88DC

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

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