#425CB2#425CB2

#425CB2 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.0% C 0.140 H 268.4°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#425CB2
RGB	rgb(66, 92, 178)
HSL	hsl(226, 46%, 48%)
HSV	hsv(226, 63%, 70%)
CMYK	cmyk(62.9%, 48.3%, 0%, 30.2%)
CIE-LAB	lab(41.26, 17.93, -48.80)
CIE-LCH	lch(41.26, 51.99, 290.18°)
OKLab	oklab(50.01% -0.004 -0.1396)
OKLCH	oklch(50.01% 0.14 268.4)
XYZ	xyz(14.1071, 12.0257, 43.6886)
Luminance	0.1203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425CB2 #B29842

analogous

#4294B2 #425CB2 #6042B2

triadic

#425CB2 #B2425C #5CB242

tetradic

#425CB2 #B24294 #B29842 #42B260

square

#425CB2 #B24294 #B29842 #42B260

split-complementary

#425CB2 #B26042 #94B242

monochromatic

#212E59 #314585 #425CB2 #6A7FC8 #96A6D8

Accessibility & contrast

On white

6.17

#425CB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#425CB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425CB2

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425CB2	#FFFFFF	#000000	##FFFFFF
##425CB2	1.00	6.17	3.41	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3067B5

Deuteranopia (green-blind)

#1A5DB0

Tritanopia (blue-blind)

#00707E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #425cb2;
/* rgb */ color: rgb(66, 92, 178);
/* oklch */ color: oklch(50.0% 0.140 268.4);

Tailwind

colors: {
  custom: {
    50: '#8189c9',
    500: '#425cb2',
    950: '#000000',
  },
}

SCSS

$custom: #425cb2;
$custom-light: #8189c9;
$custom-dark: #000000;

JSON

{
  "hex": "#425cb2",
  "rgb": {
    "r": 66,
    "g": 92,
    "b": 178
  },
  "hsl": {
    "h": 226.071,
    "s": 45.902,
    "l": 47.843
  },
  "oklch": {
    "l": 0.5001,
    "c": 0.13964,
    "h": 268.4
  },
  "luminance": 0.12027
}

Semantic roles & 50–950 ramp

primary

#425CB2

secondary

#C4B78C

accent

#B752D6

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #425CB2

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

Preview Lab → · Contrast checker → · Palette generator →