#4F54D3#4F54D3

#4F54D3 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.7% C 0.192 H 275.7°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#4F54D3
RGB	rgb(79, 84, 211)
HSL	hsl(238, 60%, 57%)
HSV	hsv(238, 63%, 83%)
CMYK	cmyk(62.6%, 60.2%, 0%, 17.3%)
CIE-LAB	lab(42.31, 36.56, -66.21)
CIE-LCH	lch(42.31, 75.64, 298.91°)
OKLab	oklab(51.75% 0.0191 -0.1906)
OKLCH	oklch(51.75% 0.192 275.7)
XYZ	xyz(18.1488, 12.7046, 63.1112)
Luminance	0.1271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F54D3 #D3CE4F

analogous

#4F96D3 #4F54D3 #8C4FD3

triadic

#4F54D3 #D34F54 #54D34F

tetradic

#4F54D3 #D34F96 #D3CE4F #4FD38C

square

#4F54D3 #D34F96 #D3CE4F #4FD38C

split-complementary

#4F54D3 #D38C4F #96D34F

monochromatic

#222586 #2E33B7 #4F54D3 #8084DF #B1B3EB

Accessibility & contrast

On white

5.93

#4F54D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#4F54D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F54D3

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F54D3	#FFFFFF	#000000	##FFFFFF
##4F54D3	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD7

Deuteranopia (green-blind)

#005ED0

Tritanopia (blue-blind)

#00738B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4f54d3;
/* rgb */ color: rgb(79, 84, 211);
/* oklch */ color: oklch(51.7% 0.192 275.7);

Tailwind

colors: {
  custom: {
    50: '#8e84e1',
    500: '#4f54d3',
    950: '#000000',
  },
}

SCSS

$custom: #4f54d3;
$custom-light: #8e84e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f54d3",
  "rgb": {
    "r": 79,
    "g": 84,
    "b": 211
  },
  "hsl": {
    "h": 237.727,
    "s": 60,
    "l": 56.863
  },
  "oklch": {
    "l": 0.51745,
    "c": 0.19153,
    "h": 275.7
  },
  "luminance": 0.12706
}

Semantic roles & 50–950 ramp

primary

#4F54D3

secondary

#DAD8A4

accent

#DD45E3

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #4F54D3

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

Preview Lab → · Contrast checker → · Palette generator →