#425FB2#425FB2

#425FB2 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.6% C 0.136 H 267.0°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#425FB2
RGB	rgb(66, 95, 178)
HSL	hsl(224, 46%, 48%)
HSV	hsv(224, 63%, 70%)
CMYK	cmyk(62.9%, 46.6%, 0%, 30.2%)
CIE-LAB	lab(42.09, 16.01, -47.46)
CIE-LCH	lch(42.09, 50.09, 288.63°)
OKLab	oklab(50.64% -0.0071 -0.1356)
OKLCH	oklch(50.64% 0.136 267)
XYZ	xyz(14.3721, 12.5558, 43.7770)
Luminance	0.1256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425FB2 #B29542

analogous

#4297B2 #425FB2 #5D42B2

triadic

#425FB2 #B2425F #5FB242

tetradic

#425FB2 #B24297 #B29542 #42B25D

square

#425FB2 #B24297 #B29542 #42B25D

split-complementary

#425FB2 #B25D42 #97B242

monochromatic

#212F59 #314785 #425FB2 #6A82C8 #96A7D8

Accessibility & contrast

On white

5.98

#425FB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#425FB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425FB2

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425FB2	#FFFFFF	#000000	##FFFFFF
##425FB2	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3669B5

Deuteranopia (green-blind)

#235FB0

Tritanopia (blue-blind)

#007280

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #425fb2;
/* rgb */ color: rgb(66, 95, 178);
/* oklch */ color: oklch(50.6% 0.136 267.0);

Tailwind

colors: {
  custom: {
    50: '#818cc9',
    500: '#425fb2',
    950: '#000000',
  },
}

SCSS

$custom: #425fb2;
$custom-light: #818cc9;
$custom-dark: #000000;

JSON

{
  "hex": "#425fb2",
  "rgb": {
    "r": 66,
    "g": 95,
    "b": 178
  },
  "hsl": {
    "h": 224.464,
    "s": 45.902,
    "l": 47.843
  },
  "oklch": {
    "l": 0.50643,
    "c": 0.13581,
    "h": 267
  },
  "luminance": 0.12557
}

Semantic roles & 50–950 ramp

primary

#425FB2

secondary

#C4B58C

accent

#B452D6

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #425FB2

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

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