#425DB9#425DB9

#425DB9 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.7% C 0.148 H 268.4°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#425DB9
RGB	rgb(66, 93, 185)
HSL	hsl(226, 47%, 49%)
HSV	hsv(226, 64%, 73%)
CMYK	cmyk(64.3%, 49.7%, 0%, 27.5%)
CIE-LAB	lab(41.98, 19.77, -51.73)
CIE-LCH	lch(41.98, 55.38, 290.91°)
OKLab	oklab(50.71% -0.0041 -0.1482)
OKLCH	oklch(50.71% 0.148 268.4)
XYZ	xyz(14.9151, 12.4884, 47.5140)
Luminance	0.1249 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425DB9 #B99E42

analogous

#4298B9 #425DB9 #6342B9

triadic

#425DB9 #B9425D #5DB942

tetradic

#425DB9 #B94298 #B99E42 #42B963

square

#425DB9 #B94298 #B99E42 #42B963

split-complementary

#425DB9 #B96342 #98B942

monochromatic

#22305F #32468C #425DB9 #6D82CB #9AA9DB

Accessibility & contrast

On white

6.00

#425DB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#425DB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425DB9

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425DB9	#FFFFFF	#000000	##FFFFFF
##425DB9	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B69BC

Deuteranopia (green-blind)

#0C5EB7

Tritanopia (blue-blind)

#007282

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #425db9;
/* rgb */ color: rgb(66, 93, 185);
/* oklch */ color: oklch(50.7% 0.148 268.4);

Tailwind

colors: {
  custom: {
    50: '#828acf',
    500: '#425db9',
    950: '#000000',
  },
}

SCSS

$custom: #425db9;
$custom-light: #828acf;
$custom-dark: #000000;

JSON

{
  "hex": "#425db9",
  "rgb": {
    "r": 66,
    "g": 93,
    "b": 185
  },
  "hsl": {
    "h": 226.387,
    "s": 47.41,
    "l": 49.216
  },
  "oklch": {
    "l": 0.50706,
    "c": 0.14826,
    "h": 268.4
  },
  "luminance": 0.1249
}

Semantic roles & 50–950 ramp

primary

#425DB9

secondary

#C7BB90

accent

#B951D7

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #425DB9

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

Preview Lab → · Contrast checker → · Palette generator →