#425BD5#425BD5

#425BD5 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.4% C 0.189 H 269.9°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#425BD5
RGB	rgb(66, 91, 213)
HSL	hsl(230, 64%, 55%)
HSV	hsv(230, 69%, 84%)
CMYK	cmyk(69%, 57.3%, 0%, 16.5%)
CIE-LAB	lab(43.42, 30.97, -65.59)
CIE-LCH	lch(43.42, 72.53, 295.27°)
OKLab	oklab(52.42% -0.0005 -0.189)
OKLCH	oklch(52.42% 0.189 269.9)
XYZ	xyz(17.9940, 13.4428, 64.5843)
Luminance	0.1344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425BD5 #D5BC42

analogous

#42A4D5 #425BD5 #7342D5

triadic

#425BD5 #D5425B #5BD542

tetradic

#425BD5 #D542A4 #D5BC42 #42D573

square

#425BD5 #D542A4 #D5BC42 #42D573

split-complementary

#425BD5 #D57342 #A4D542

monochromatic

#1C2D80 #283FB2 #425BD5 #7486E0 #A6B2EB

Accessibility & contrast

On white

5.69

#425BD5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#425BD5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425BD5

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425BD5	#FFFFFF	#000000	##FFFFFF
##425BD5	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ED9

Deuteranopia (green-blind)

#0060D3

Tritanopia (blue-blind)

#00798F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #425bd5;
/* rgb */ color: rgb(66, 91, 213);
/* oklch */ color: oklch(52.4% 0.189 269.9);

Tailwind

colors: {
  custom: {
    50: '#8889e3',
    500: '#425bd5',
    950: '#000000',
  },
}

SCSS

$custom: #425bd5;
$custom-light: #8889e3;
$custom-dark: #000000;

JSON

{
  "hex": "#425bd5",
  "rgb": {
    "r": 66,
    "g": 91,
    "b": 213
  },
  "hsl": {
    "h": 229.796,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.52415,
    "c": 0.18899,
    "h": 269.9
  },
  "luminance": 0.13445
}

Semantic roles & 50–950 ramp

primary

#425BD5

secondary

#D8CE9A

accent

#CB41E7

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0B15

muted

#7E7C84

Preview Lab

Preview with #425BD5

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

Preview Lab → · Contrast checker → · Palette generator →