#425ABB#425ABB

#425ABB is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.2% C 0.155 H 269.6°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#425ABB
RGB	rgb(66, 90, 187)
HSL	hsl(228, 48%, 50%)
HSV	hsv(228, 65%, 73%)
CMYK	cmyk(64.7%, 51.9%, 0%, 26.7%)
CIE-LAB	lab(41.31, 22.40, -53.99)
CIE-LCH	lch(41.31, 58.45, 292.54°)
OKLab	oklab(50.24% -0.001 -0.1549)
OKLCH	oklch(50.24% 0.155 269.6)
XYZ	xyz(14.8695, 12.0571, 48.5477)
Luminance	0.1206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425ABB #BBA342

analogous

#4297BB #425ABB #6742BB

triadic

#425ABB #BB425A #5ABB42

tetradic

#425ABB #BB4297 #BBA342 #42BB67

square

#425ABB #BB4297 #BBA342 #42BB67

split-complementary

#425ABB #BB6742 #97BB42

monochromatic

#222E61 #32448E #425ABB #6E81CC #9CA8DC

Accessibility & contrast

On white

6.16

#425ABB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#425ABB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425ABB

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425ABB	#FFFFFF	#000000	##FFFFFF
##425ABB	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2067BE

Deuteranopia (green-blind)

#005CB9

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #425abb;
/* rgb */ color: rgb(66, 90, 187);
/* oklch */ color: oklch(50.2% 0.155 269.6);

Tailwind

colors: {
  custom: {
    50: '#8388d0',
    500: '#425abb',
    950: '#000000',
  },
}

SCSS

$custom: #425abb;
$custom-light: #8388d0;
$custom-dark: #000000;

JSON

{
  "hex": "#425abb",
  "rgb": {
    "r": 66,
    "g": 90,
    "b": 187
  },
  "hsl": {
    "h": 228.099,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.50237,
    "c": 0.15488,
    "h": 269.6
  },
  "luminance": 0.12058
}

Semantic roles & 50–950 ramp

primary

#425ABB

secondary

#C8BD91

accent

#BD50D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #425ABB

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

Preview Lab → · Contrast checker → · Palette generator →