#425EC8#425EC8

#425EC8 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.0% C 0.168 H 268.8°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#425EC8
RGB	rgb(66, 94, 200)
HSL	hsl(227, 55%, 52%)
HSV	hsv(227, 67%, 78%)
CMYK	cmyk(67%, 53%, 0%, 21.6%)
CIE-LAB	lab(43.26, 24.46, -58.38)
CIE-LCH	lch(43.26, 63.30, 292.73°)
OKLab	oklab(52% -0.0036 -0.1677)
OKLCH	oklch(52% 0.168 268.8)
XYZ	xyz(16.6712, 13.3322, 56.3272)
Luminance	0.1333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425EC8 #C8AC42

analogous

#42A1C8 #425EC8 #6942C8

triadic

#425EC8 #C8425E #5EC842

tetradic

#425EC8 #C842A1 #C8AC42 #42C869

square

#425EC8 #C842A1 #C8AC42 #42C869

split-complementary

#425EC8 #C86942 #A1C842

monochromatic

#20316F #2E469F #425EC8 #7186D6 #A1AFE4

Accessibility & contrast

On white

5.73

#425EC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#425EC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425EC8

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425EC8	#FFFFFF	#000000	##FFFFFF
##425EC8	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)

#166DCC

Deuteranopia (green-blind)

#0060C6

Tritanopia (blue-blind)

#00778A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #425ec8;
/* rgb */ color: rgb(66, 94, 200);
/* oklch */ color: oklch(52.0% 0.168 268.8);

Tailwind

colors: {
  custom: {
    50: '#858bd9',
    500: '#425ec8',
    950: '#000000',
  },
}

SCSS

$custom: #425ec8;
$custom-light: #858bd9;
$custom-dark: #000000;

JSON

{
  "hex": "#425ec8",
  "rgb": {
    "r": 66,
    "g": 94,
    "b": 200
  },
  "hsl": {
    "h": 227.463,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.51996,
    "c": 0.16779,
    "h": 268.8
  },
  "luminance": 0.13334
}

Semantic roles & 50–950 ramp

primary

#425EC8

secondary

#D0C496

accent

#BF4ADE

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #425EC8

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

Preview Lab → · Contrast checker → · Palette generator →