#4880EF#4880EF

#4880EF is a mid, vivid blue. Relative luminance 0.230; OKLCH L 61.9% C 0.177 H 262.3°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#4880EF
RGB	rgb(72, 128, 239)
HSL	hsl(220, 84%, 61%)
HSV	hsv(220, 70%, 94%)
CMYK	cmyk(69.9%, 46.4%, 0%, 6.3%)
CIE-LAB	lab(55.12, 17.89, -61.34)
CIE-LCH	lch(55.12, 63.89, 286.26°)
OKLab	oklab(61.91% -0.0236 -0.1758)
OKLCH	oklch(61.91% 0.177 262.3)
XYZ	xyz(25.9661, 23.0453, 84.7244)
Luminance	0.2305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4880EF #EFB748

analogous

#48D4EF #4880EF #6348EF

triadic

#4880EF #EF4880 #80EF48

tetradic

#4880EF #EF48D4 #EFB748 #48EF63

square

#4880EF #EF48D4 #EFB748 #48EF63

split-complementary

#4880EF #EF6348 #D4EF48

monochromatic

#0F44AD #145AE6 #4880EF #80A7F4 #B9CEF9

Accessibility & contrast

On white

3.74

#4880EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#4880EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4880EF

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4880EF	#FFFFFF	#000000	##000000
##4880EF	1.00	3.74	5.61	5.61
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#458CF3

Deuteranopia (green-blind)

#1E7DED

Tritanopia (blue-blind)

#009AAC

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4880ef;
/* rgb */ color: rgb(72, 128, 239);
/* oklch */ color: oklch(61.9% 0.177 262.3);

Tailwind

colors: {
  custom: {
    50: '#8ea4f5',
    500: '#4880ef',
    950: '#000000',
  },
}

SCSS

$custom: #4880ef;
$custom-light: #8ea4f5;
$custom-dark: #000000;

JSON

{
  "hex": "#4880ef",
  "rgb": {
    "r": 72,
    "g": 128,
    "b": 239
  },
  "hsl": {
    "h": 219.88,
    "s": 83.92,
    "l": 60.98
  },
  "oklch": {
    "l": 0.61905,
    "c": 0.1774,
    "h": 262.3
  },
  "luminance": 0.23048
}

Semantic roles & 50–950 ramp

primary

#4880EF

secondary

#E9D4AA

accent

#9705E0

background

#F9FAFF

surface

#F2F3FE

border

#CCCDD6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4880EF

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

Preview Lab → · Contrast checker → · Palette generator →