#547FDB#547FDB

#547FDB is a mid, vivid blue. Relative luminance 0.222; OKLCH L 61.0% C 0.148 H 263.7°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#547FDB
RGB	rgb(84, 127, 219)
HSL	hsl(221, 65%, 59%)
HSV	hsv(221, 62%, 86%)
CMYK	cmyk(61.6%, 42%, 0%, 14.1%)
CIE-LAB	lab(54.21, 13.51, -51.57)
CIE-LCH	lch(54.21, 53.31, 284.68°)
OKLab	oklab(60.98% -0.0162 -0.1469)
OKLCH	oklch(60.98% 0.148 263.7)
XYZ	xyz(24.0273, 22.1759, 70.0183)
Luminance	0.2218 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#547FDB #DBB054

analogous

#54C2DB #547FDB #6D54DB

triadic

#547FDB #DB547F #7FDB54

tetradic

#547FDB #DB54C2 #DBB054 #54DB6D

square

#547FDB #DB54C2 #DBB054 #54DB6D

split-complementary

#547FDB #DB6D54 #C2DB54

monochromatic

#1F4595 #2A5CC8 #547FDB #87A5E6 #B9CBF0

Accessibility & contrast

On white

3.86

#547FDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#547FDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #547FDB

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##547FDB	#FFFFFF	#000000	##000000
##547FDB	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)

#5588DF

Deuteranopia (green-blind)

#427CD9

Tritanopia (blue-blind)

#0094A2

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #547fdb;
/* rgb */ color: rgb(84, 127, 219);
/* oklch */ color: oklch(61.0% 0.148 263.7);

Tailwind

colors: {
  custom: {
    50: '#90a3e7',
    500: '#547fdb',
    950: '#000000',
  },
}

SCSS

$custom: #547fdb;
$custom-light: #90a3e7;
$custom-dark: #000000;

JSON

{
  "hex": "#547fdb",
  "rgb": {
    "r": 84,
    "g": 127,
    "b": 219
  },
  "hsl": {
    "h": 220.889,
    "s": 65.217,
    "l": 59.412
  },
  "oklch": {
    "l": 0.60978,
    "c": 0.14782,
    "h": 263.7
  },
  "luminance": 0.22178
}

Semantic roles & 50–950 ramp

primary

#547FDB

secondary

#E0CFAB

accent

#B240E8

background

#F9FAFE

surface

#F2F3FC

border

#CCCDD5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #547FDB

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

Preview Lab → · Contrast checker → · Palette generator →