#4053D8#4053D8

#4053D8 is a mid, highly saturated blue. Relative luminance 0.122; OKLCH L 51.1% C 0.203 H 271.0°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#4053D8
RGB	rgb(64, 83, 216)
HSL	hsl(233, 66%, 55%)
HSV	hsv(233, 70%, 85%)
CMYK	cmyk(70.4%, 61.6%, 0%, 15.3%)
CIE-LAB	lab(41.58, 36.77, -70.31)
CIE-LCH	lch(41.58, 79.35, 297.61°)
OKLab	oklab(51.09% 0.0035 -0.203)
OKLCH	oklch(51.09% 0.203 271)
XYZ	xyz(17.5981, 12.2326, 66.3861)
Luminance	0.1223 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4053D8 #D8C540

analogous

#409FD8 #4053D8 #7940D8

triadic

#4053D8 #D84053 #53D840

tetradic

#4053D8 #D8409F #D8C540 #40D879

square

#4053D8 #D8409F #D8C540 #40D879

split-complementary

#4053D8 #D87940 #9FD840

monochromatic

#1B2883 #2537B6 #4053D8 #7381E2 #A6AFED

Accessibility & contrast

On white

6.09

#4053D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#4053D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4053D8

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4053D8	#FFFFFF	#000000	##FFFFFF
##4053D8	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DC

Deuteranopia (green-blind)

#005BD5

Tritanopia (blue-blind)

#00758E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4053d8;
/* rgb */ color: rgb(64, 83, 216);
/* oklch */ color: oklch(51.1% 0.203 271.0);

Tailwind

colors: {
  custom: {
    50: '#8883e5',
    500: '#4053d8',
    950: '#000000',
  },
}

SCSS

$custom: #4053d8;
$custom-light: #8883e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4053d8",
  "rgb": {
    "r": 64,
    "g": 83,
    "b": 216
  },
  "hsl": {
    "h": 232.5,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.51094,
    "c": 0.20301,
    "h": 271
  },
  "luminance": 0.12234
}

Semantic roles & 50–950 ramp

primary

#4053D8

secondary

#DAD29A

accent

#D43FE9

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4053D8

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

Preview Lab → · Contrast checker → · Palette generator →