#425BA4#425BA4

#425BA4 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.9% C 0.121 H 267.6°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#425BA4
RGB	rgb(66, 91, 164)
HSL	hsl(225, 43%, 45%)
HSV	hsv(225, 60%, 64%)
CMYK	cmyk(59.8%, 44.5%, 0%, 35.7%)
CIE-LAB	lab(40.11, 13.66, -42.35)
CIE-LCH	lch(40.11, 44.50, 287.87°)
OKLab	oklab(48.86% -0.0051 -0.1207)
OKLCH	oklch(48.86% 0.121 267.6)
XYZ	xyz(12.6864, 11.3197, 36.6311)
Luminance	0.1132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425BA4 #A48B42

analogous

#428CA4 #425BA4 #5A42A4

triadic

#425BA4 #A4425B #5BA442

tetradic

#425BA4 #A4428C #A48B42 #42A45A

square

#425BA4 #A4428C #A48B42 #42A45A

split-complementary

#425BA4 #A45A42 #8CA442

monochromatic

#1F2B4D #304378 #425BA4 #637BC0 #8FA0D2

Accessibility & contrast

On white

6.43

#425BA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#425BA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425BA4

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425BA4	#FFFFFF	#000000	##FFFFFF
##425BA4	1.00	6.43	3.26	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A63A7

Deuteranopia (green-blind)

#2C5AA2

Tritanopia (blue-blind)

#006B77

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #425ba4;
/* rgb */ color: rgb(66, 91, 164);
/* oklch */ color: oklch(48.9% 0.121 267.6);

Tailwind

colors: {
  custom: {
    50: '#7f89bf',
    500: '#425ba4',
    950: '#000000',
  },
}

SCSS

$custom: #425ba4;
$custom-light: #7f89bf;
$custom-dark: #000000;

JSON

{
  "hex": "#425ba4",
  "rgb": {
    "r": 66,
    "g": 91,
    "b": 164
  },
  "hsl": {
    "h": 224.694,
    "s": 42.609,
    "l": 45.098
  },
  "oklch": {
    "l": 0.48857,
    "c": 0.12077,
    "h": 267.6
  },
  "luminance": 0.11321
}

Semantic roles & 50–950 ramp

primary

#425BA4

secondary

#BDAF85

accent

#B355D2

background

#F8F8FB

surface

#EFEFF7

border

#CACAD0

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #425BA4

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

Preview Lab → · Contrast checker → · Palette generator →