#4B80DB#4B80DB

#4B80DB is a mid, vivid blue. Relative luminance 0.220; OKLCH L 60.8% C 0.150 H 260.5°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#4B80DB
RGB	rgb(75, 128, 219)
HSL	hsl(218, 67%, 58%)
HSV	hsv(218, 66%, 86%)
CMYK	cmyk(65.8%, 41.6%, 0%, 14.1%)
CIE-LAB	lab(54.08, 11.33, -51.81)
CIE-LCH	lch(54.08, 53.04, 282.34°)
OKLab	oklab(60.76% -0.0248 -0.1478)
OKLCH	oklch(60.76% 0.15 260.5)
XYZ	xyz(23.4025, 22.0464, 70.0262)
Luminance	0.2205 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B80DB #DBA64B

analogous

#4BC8DB #4B80DB #5E4BDB

triadic

#4B80DB #DB4B80 #80DB4B

tetradic

#4B80DB #DB4BC8 #DBA64B #4BDB5E

square

#4B80DB #DB4BC8 #DBA64B #4BDB5E

split-complementary

#4B80DB #DB5E4B #C8DB4B

monochromatic

#1D478F #2760C2 #4B80DB #7EA4E5 #B1C8EF

Accessibility & contrast

On white

3.88

#4B80DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#4B80DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B80DB

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B80DB	#FFFFFF	#000000	##000000
##4B80DB	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5688DF

Deuteranopia (green-blind)

#3F7BD9

Tritanopia (blue-blind)

#0095A3

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4b80db;
/* rgb */ color: rgb(75, 128, 219);
/* oklch */ color: oklch(60.8% 0.150 260.5);

Tailwind

colors: {
  custom: {
    50: '#8ba4e7',
    500: '#4b80db',
    950: '#000000',
  },
}

SCSS

$custom: #4b80db;
$custom-light: #8ba4e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4b80db",
  "rgb": {
    "r": 75,
    "g": 128,
    "b": 219
  },
  "hsl": {
    "h": 217.917,
    "s": 66.667,
    "l": 57.647
  },
  "oklch": {
    "l": 0.6076,
    "c": 0.14984,
    "h": 260.5
  },
  "luminance": 0.22049
}

Semantic roles & 50–950 ramp

primary

#4B80DB

secondary

#DEC9A4

accent

#AB3EEA

background

#F9FAFE

surface

#F1F3FC

border

#CBCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4B80DB

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

Preview Lab → · Contrast checker → · Palette generator →