#425FC4#425FC4

#425FC4 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 51.9% C 0.161 H 268.3°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#425FC4
RGB	rgb(66, 95, 196)
HSL	hsl(227, 52%, 51%)
HSV	hsv(227, 66%, 77%)
CMYK	cmyk(66.3%, 51.5%, 0%, 23.1%)
CIE-LAB	lab(43.25, 22.39, -56.08)
CIE-LCH	lch(43.25, 60.39, 291.77°)
OKLab	oklab(51.9% -0.0049 -0.161)
OKLCH	oklch(51.9% 0.161 268.3)
XYZ	xyz(16.2994, 13.3267, 53.9272)
Luminance	0.1333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425FC4 #C4A742

analogous

#42A0C4 #425FC4 #6642C4

triadic

#425FC4 #C4425F #5FC442

tetradic

#425FC4 #C442A0 #C4A742 #42C466

square

#425FC4 #C442A0 #C4A742 #42C466

split-complementary

#425FC4 #C46642 #A0C442

monochromatic

#21326A #304799 #425FC4 #7186D3 #9FAEE1

Accessibility & contrast

On white

5.73

#425FC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#425FC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425FC4

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425FC4	#FFFFFF	#000000	##FFFFFF
##425FC4	1.00	5.73	3.67	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#226CC8

Deuteranopia (green-blind)

#0061C2

Tritanopia (blue-blind)

#007788

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #425fc4;
/* rgb */ color: rgb(66, 95, 196);
/* oklch */ color: oklch(51.9% 0.161 268.3);

Tailwind

colors: {
  custom: {
    50: '#848cd6',
    500: '#425fc4',
    950: '#000000',
  },
}

SCSS

$custom: #425fc4;
$custom-light: #848cd6;
$custom-dark: #000000;

JSON

{
  "hex": "#425fc4",
  "rgb": {
    "r": 66,
    "g": 95,
    "b": 196
  },
  "hsl": {
    "h": 226.615,
    "s": 52.419,
    "l": 51.373
  },
  "oklch": {
    "l": 0.51903,
    "c": 0.16104,
    "h": 268.3
  },
  "luminance": 0.13328
}

Semantic roles & 50–950 ramp

primary

#425FC4

secondary

#CEC194

accent

#BC4CDC

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #425FC4

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

Preview Lab → · Contrast checker → · Palette generator →