#425BBD#425BBD

#425BBD is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.6% C 0.156 H 269.3°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#425BBD
RGB	rgb(66, 91, 189)
HSL	hsl(228, 48%, 50%)
HSV	hsv(228, 65%, 74%)
CMYK	cmyk(65.1%, 51.9%, 0%, 25.9%)
CIE-LAB	lab(41.71, 22.47, -54.50)
CIE-LCH	lch(41.71, 58.95, 292.40°)
OKLab	oklab(50.59% -0.0018 -0.1564)
OKLCH	oklch(50.59% 0.156 269.3)
XYZ	xyz(15.1700, 12.3132, 49.7115)
Luminance	0.1231 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425BBD #BDA442

analogous

#4298BD #425BBD #6742BD

triadic

#425BBD #BD425B #5BBD42

tetradic

#425BBD #BD4298 #BDA442 #42BD67

square

#425BBD #BD4298 #BDA442 #42BD67

split-complementary

#425BBD #BD6742 #98BD42

monochromatic

#222F62 #324590 #425BBD #6F82CD #9DAADD

Accessibility & contrast

On white

6.06

#425BBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#425BBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425BBD

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425BBD	#FFFFFF	#000000	##FFFFFF
##425BBD	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2068C0

Deuteranopia (green-blind)

#005DBB

Tritanopia (blue-blind)

#007283

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #425bbd;
/* rgb */ color: rgb(66, 91, 189);
/* oklch */ color: oklch(50.6% 0.156 269.3);

Tailwind

colors: {
  custom: {
    50: '#8389d1',
    500: '#425bbd',
    950: '#000000',
  },
}

SCSS

$custom: #425bbd;
$custom-light: #8389d1;
$custom-dark: #000000;

JSON

{
  "hex": "#425bbd",
  "rgb": {
    "r": 66,
    "g": 91,
    "b": 189
  },
  "hsl": {
    "h": 227.805,
    "s": 48.235,
    "l": 50
  },
  "oklch": {
    "l": 0.50585,
    "c": 0.1564,
    "h": 269.3
  },
  "luminance": 0.12315
}

Semantic roles & 50–950 ramp

primary

#425BBD

secondary

#C9BE92

accent

#BC50D8

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #425BBD

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

Preview Lab → · Contrast checker → · Palette generator →