#425EC5#425EC5

#425EC5 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.8% C 0.164 H 268.6°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#425EC5
RGB	rgb(66, 94, 197)
HSL	hsl(227, 53%, 52%)
HSV	hsv(227, 66%, 77%)
CMYK	cmyk(66.5%, 52.3%, 0%, 22.7%)
CIE-LAB	lab(43.05, 23.39, -56.98)
CIE-LCH	lch(43.05, 61.59, 292.32°)
OKLab	oklab(51.77% -0.0039 -0.1636)
OKLCH	oklch(51.77% 0.164 268.6)
XYZ	xyz(16.3241, 13.1933, 54.4988)
Luminance	0.1320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425EC5 #C5A942

analogous

#429FC5 #425EC5 #6842C5

triadic

#425EC5 #C5425E #5EC542

tetradic

#425EC5 #C5429F #C5A942 #42C568

square

#425EC5 #C5429F #C5A942 #42C568

split-complementary

#425EC5 #C56842 #9FC542

monochromatic

#21316C #2F469A #425EC5 #7186D3 #A0AEE2

Accessibility & contrast

On white

5.77

#425EC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#425EC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425EC5

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425EC5	#FFFFFF	#000000	##FFFFFF
##425EC5	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C6CC9

Deuteranopia (green-blind)

#0060C3

Tritanopia (blue-blind)

#007688

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #425ec5;
/* rgb */ color: rgb(66, 94, 197);
/* oklch */ color: oklch(51.8% 0.164 268.6);

Tailwind

colors: {
  custom: {
    50: '#858bd7',
    500: '#425ec5',
    950: '#000000',
  },
}

SCSS

$custom: #425ec5;
$custom-light: #858bd7;
$custom-dark: #000000;

JSON

{
  "hex": "#425ec5",
  "rgb": {
    "r": 66,
    "g": 94,
    "b": 197
  },
  "hsl": {
    "h": 227.176,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.51774,
    "c": 0.16368,
    "h": 268.6
  },
  "luminance": 0.13195
}

Semantic roles & 50–950 ramp

primary

#425EC5

secondary

#CEC295

accent

#BD4BDC

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #425EC5

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

Preview Lab → · Contrast checker → · Palette generator →