#4253D6#4253D6

#4253D6 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 51.0% C 0.200 H 271.6°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#4253D6
RGB	rgb(66, 83, 214)
HSL	hsl(233, 64%, 55%)
HSV	hsv(233, 69%, 84%)
CMYK	cmyk(69.2%, 61.2%, 0%, 16.1%)
CIE-LAB	lab(41.53, 36.33, -69.25)
CIE-LCH	lch(41.53, 78.20, 297.69°)
OKLab	oklab(51.03% 0.0056 -0.1998)
OKLCH	oklch(51.03% 0.2 271.6)
XYZ	xyz(17.4735, 12.1981, 65.0389)
Luminance	0.1220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4253D6 #D6C542

analogous

#429DD6 #4253D6 #7B42D6

triadic

#4253D6 #D64253 #53D642

tetradic

#4253D6 #D6429D #D6C542 #42D67B

square

#4253D6 #D6429D #D6C542 #42D67B

split-complementary

#4253D6 #D67B42 #9DD642

monochromatic

#1C2882 #2737B4 #4253D6 #7481E1 #A7AFEC

Accessibility & contrast

On white

6.10

#4253D6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#4253D6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4253D6

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4253D6	#FFFFFF	#000000	##FFFFFF
##4253D6	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DA

Deuteranopia (green-blind)

#005BD3

Tritanopia (blue-blind)

#00748D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4253d6;
/* rgb */ color: rgb(66, 83, 214);
/* oklch */ color: oklch(51.0% 0.200 271.6);

Tailwind

colors: {
  custom: {
    50: '#8983e4',
    500: '#4253d6',
    950: '#000000',
  },
}

SCSS

$custom: #4253d6;
$custom-light: #8983e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4253d6",
  "rgb": {
    "r": 66,
    "g": 83,
    "b": 214
  },
  "hsl": {
    "h": 233.108,
    "s": 64.348,
    "l": 54.902
  },
  "oklch": {
    "l": 0.51033,
    "c": 0.1999,
    "h": 271.6
  },
  "luminance": 0.122
}

Semantic roles & 50–950 ramp

primary

#4253D6

secondary

#D9D29B

accent

#D440E7

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4253D6

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

Preview Lab → · Contrast checker → · Palette generator →