#4053D9#4053D9

#4053D9 is a mid, highly saturated blue. Relative luminance 0.123; OKLCH L 51.2% C 0.204 H 271.0°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#4053D9
RGB	rgb(64, 83, 217)
HSL	hsl(233, 67%, 55%)
HSV	hsv(233, 71%, 85%)
CMYK	cmyk(70.5%, 61.8%, 0%, 14.9%)
CIE-LAB	lab(41.66, 37.12, -70.75)
CIE-LCH	lch(41.66, 79.90, 297.69°)
OKLab	oklab(51.18% 0.0035 -0.2043)
OKLCH	oklch(51.18% 0.204 271)
XYZ	xyz(17.7277, 12.2845, 67.0691)
Luminance	0.1229 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4053D9 #D9C640

analogous

#409FD9 #4053D9 #7940D9

triadic

#4053D9 #D94053 #53D940

tetradic

#4053D9 #D9409F #D9C640 #40D979

square

#4053D9 #D9409F #D9C640 #40D979

split-complementary

#4053D9 #D97940 #9FD940

monochromatic

#1A2784 #2437B7 #4053D9 #7381E3 #A6AFED

Accessibility & contrast

On white

6.07

#4053D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#4053D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4053D9

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4053D9	#FFFFFF	#000000	##FFFFFF
##4053D9	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ADD

Deuteranopia (green-blind)

#005BD6

Tritanopia (blue-blind)

#00758E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4053d9;
/* rgb */ color: rgb(64, 83, 217);
/* oklch */ color: oklch(51.2% 0.204 271.0);

Tailwind

colors: {
  custom: {
    50: '#8883e6',
    500: '#4053d9',
    950: '#000000',
  },
}

SCSS

$custom: #4053d9;
$custom-light: #8883e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4053d9",
  "rgb": {
    "r": 64,
    "g": 83,
    "b": 217
  },
  "hsl": {
    "h": 232.549,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.51179,
    "c": 0.2043,
    "h": 271
  },
  "luminance": 0.12286
}

Semantic roles & 50–950 ramp

primary

#4053D9

secondary

#DAD39A

accent

#D43EEA

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4053D9

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

Preview Lab → · Contrast checker → · Palette generator →