#5457D3#5457D3

#5457D3 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.6% C 0.187 H 276.8°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#5457D3
RGB	rgb(84, 87, 211)
HSL	hsl(239, 59%, 58%)
HSV	hsv(239, 60%, 83%)
CMYK	cmyk(60.2%, 58.8%, 0%, 17.3%)
CIE-LAB	lab(43.36, 35.54, -64.49)
CIE-LCH	lch(43.36, 73.63, 298.86°)
OKLab	oklab(52.61% 0.0222 -0.1854)
OKLCH	oklch(52.61% 0.187 276.8)
XYZ	xyz(18.8184, 13.4029, 63.2107)
Luminance	0.1340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5457D3 #D3D054

analogous

#5496D3 #5457D3 #9154D3

triadic

#5457D3 #D35457 #57D354

tetradic

#5457D3 #D35496 #D3D054 #54D391

square

#5457D3 #D35496 #D3D054 #54D391

split-complementary

#5457D3 #D39154 #96D354

monochromatic

#232689 #3033BA #5457D3 #8587E0 #B5B7EC

Accessibility & contrast

On white

5.71

#5457D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#5457D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5457D3

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5457D3	#FFFFFF	#000000	##FFFFFF
##5457D3	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD7

Deuteranopia (green-blind)

#0061D1

Tritanopia (blue-blind)

#00758C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5457d3;
/* rgb */ color: rgb(84, 87, 211);
/* oklch */ color: oklch(52.6% 0.187 276.8);

Tailwind

colors: {
  custom: {
    50: '#9086e1',
    500: '#5457d3',
    950: '#000000',
  },
}

SCSS

$custom: #5457d3;
$custom-light: #9086e1;
$custom-dark: #000000;

JSON

{
  "hex": "#5457d3",
  "rgb": {
    "r": 84,
    "g": 87,
    "b": 211
  },
  "hsl": {
    "h": 238.583,
    "s": 59.07,
    "l": 57.843
  },
  "oklch": {
    "l": 0.52607,
    "c": 0.18669,
    "h": 276.8
  },
  "luminance": 0.13404
}

Semantic roles & 50–950 ramp

primary

#5457D3

secondary

#DBDAA8

accent

#DF46E2

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5457D3

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

Preview Lab → · Contrast checker → · Palette generator →