#4F80DB#4F80DB

#4F80DB is a mid, vivid blue. Relative luminance 0.222; OKLCH L 60.9% C 0.148 H 261.7°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#4F80DB
RGB	rgb(79, 128, 219)
HSL	hsl(219, 66%, 58%)
HSV	hsv(219, 64%, 86%)
CMYK	cmyk(63.9%, 41.6%, 0%, 14.1%)
CIE-LAB	lab(54.25, 12.01, -51.52)
CIE-LCH	lch(54.25, 52.90, 283.12°)
OKLab	oklab(60.94% -0.0215 -0.1469)
OKLCH	oklch(60.94% 0.148 261.7)
XYZ	xyz(23.7253, 22.2128, 70.0413)
Luminance	0.2221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F80DB #DBAA4F

analogous

#4FC6DB #4F80DB #644FDB

triadic

#4F80DB #DB4F80 #80DB4F

tetradic

#4F80DB #DB4FC6 #DBAA4F #4FDB64

square

#4F80DB #DB4FC6 #DBAA4F #4FDB64

split-complementary

#4F80DB #DB644F #C6DB4F

monochromatic

#1E4692 #285FC5 #4F80DB #82A5E5 #B5C9F0

Accessibility & contrast

On white

3.86

#4F80DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#4F80DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F80DB

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F80DB	#FFFFFF	#000000	##000000
##4F80DB	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5689DF

Deuteranopia (green-blind)

#417CD9

Tritanopia (blue-blind)

#0095A3

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4f80db;
/* rgb */ color: rgb(79, 128, 219);
/* oklch */ color: oklch(60.9% 0.148 261.7);

Tailwind

colors: {
  custom: {
    50: '#8da4e7',
    500: '#4f80db',
    950: '#000000',
  },
}

SCSS

$custom: #4f80db;
$custom-light: #8da4e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4f80db",
  "rgb": {
    "r": 79,
    "g": 128,
    "b": 219
  },
  "hsl": {
    "h": 219,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.60944,
    "c": 0.14842,
    "h": 261.7
  },
  "luminance": 0.22215
}

Semantic roles & 50–950 ramp

primary

#4F80DB

secondary

#DFCBA7

accent

#AD3FE9

background

#F9FAFE

surface

#F2F3FC

border

#CCCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4F80DB

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

Preview Lab → · Contrast checker → · Palette generator →