#4054D8#4054D8

#4054D8 is a mid, highly saturated blue. Relative luminance 0.124; OKLCH L 51.3% C 0.202 H 270.8°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#4054D8
RGB	rgb(64, 84, 216)
HSL	hsl(232, 66%, 55%)
HSV	hsv(232, 70%, 85%)
CMYK	cmyk(70.4%, 61.1%, 0%, 15.3%)
CIE-LAB	lab(41.82, 36.15, -69.92)
CIE-LCH	lch(41.82, 78.71, 297.34°)
OKLab	oklab(51.27% 0.0028 -0.2018)
OKLCH	oklch(51.27% 0.202 270.8)
XYZ	xyz(17.6751, 12.3867, 66.4118)
Luminance	0.1239 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4054D8 #D8C440

analogous

#40A0D8 #4054D8 #7840D8

triadic

#4054D8 #D84054 #54D840

tetradic

#4054D8 #D840A0 #D8C440 #40D878

square

#4054D8 #D840A0 #D8C440 #40D878

split-complementary

#4054D8 #D87840 #A0D840

monochromatic

#1B2883 #2538B6 #4054D8 #7382E2 #A6AFED

Accessibility & contrast

On white

6.04

#4054D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#4054D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4054D8

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4054D8	#FFFFFF	#000000	##FFFFFF
##4054D8	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ADC

Deuteranopia (green-blind)

#005CD5

Tritanopia (blue-blind)

#00768E

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4054d8;
/* rgb */ color: rgb(64, 84, 216);
/* oklch */ color: oklch(51.3% 0.202 270.8);

Tailwind

colors: {
  custom: {
    50: '#8884e5',
    500: '#4054d8',
    950: '#000000',
  },
}

SCSS

$custom: #4054d8;
$custom-light: #8884e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4054d8",
  "rgb": {
    "r": 64,
    "g": 84,
    "b": 216
  },
  "hsl": {
    "h": 232.105,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.51272,
    "c": 0.20184,
    "h": 270.8
  },
  "luminance": 0.12389
}

Semantic roles & 50–950 ramp

primary

#4054D8

secondary

#DAD19A

accent

#D33FE9

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4054D8

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

Preview Lab → · Contrast checker → · Palette generator →