#425BB8#425BB8

#425BB8 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.2% C 0.149 H 269.1°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#425BB8
RGB	rgb(66, 91, 184)
HSL	hsl(227, 47%, 49%)
HSV	hsv(227, 64%, 72%)
CMYK	cmyk(64.1%, 50.5%, 0%, 27.8%)
CIE-LAB	lab(41.37, 20.70, -52.12)
CIE-LCH	lch(41.37, 56.08, 291.66°)
OKLab	oklab(50.22% -0.0023 -0.1494)
OKLCH	oklch(50.22% 0.149 269.1)
XYZ	xyz(14.6366, 12.0998, 46.9023)
Luminance	0.1210 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425BB8 #B89F42

analogous

#4296B8 #425BB8 #6442B8

triadic

#425BB8 #B8425B #5BB842

tetradic

#425BB8 #B84296 #B89F42 #42B864

square

#425BB8 #B84296 #B89F42 #42B864

split-complementary

#425BB8 #B86442 #96B842

monochromatic

#222E5E #32458B #425BB8 #6D81CB #9AA7DB

Accessibility & contrast

On white

6.14

#425BB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#425BB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425BB8

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425BB8	#FFFFFF	#000000	##FFFFFF
##425BB8	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2767BB

Deuteranopia (green-blind)

#035DB6

Tritanopia (blue-blind)

#007181

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #425bb8;
/* rgb */ color: rgb(66, 91, 184);
/* oklch */ color: oklch(50.2% 0.149 269.1);

Tailwind

colors: {
  custom: {
    50: '#8289ce',
    500: '#425bb8',
    950: '#000000',
  },
}

SCSS

$custom: #425bb8;
$custom-light: #8289ce;
$custom-dark: #000000;

JSON

{
  "hex": "#425bb8",
  "rgb": {
    "r": 66,
    "g": 91,
    "b": 184
  },
  "hsl": {
    "h": 227.288,
    "s": 47.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.50224,
    "c": 0.1494,
    "h": 269.1
  },
  "luminance": 0.12101
}

Semantic roles & 50–950 ramp

primary

#425BB8

secondary

#C7BB8F

accent

#BA51D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #425BB8

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

Preview Lab → · Contrast checker → · Palette generator →