#425CBF#425CBF

#425CBF is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.9% C 0.158 H 269.1°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#425CBF
RGB	rgb(66, 92, 191)
HSL	hsl(228, 49%, 50%)
HSV	hsv(228, 65%, 75%)
CMYK	cmyk(65.4%, 51.8%, 0%, 25.1%)
CIE-LAB	lab(42.11, 22.54, -55.02)
CIE-LCH	lch(42.11, 59.46, 292.28°)
OKLab	oklab(50.93% -0.0026 -0.1579)
OKLCH	oklch(50.93% 0.158 269.1)
XYZ	xyz(15.4747, 12.5727, 50.8914)
Luminance	0.1257 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425CBF #BFA542

analogous

#429ABF #425CBF #6642BF

triadic

#425CBF #BF425C #5CBF42

tetradic

#425CBF #BF429A #BFA542 #42BF66

square

#425CBF #BF429A #BFA542 #42BF66

split-complementary

#425CBF #BF6642 #9ABF42

monochromatic

#223065 #324692 #425CBF #7083CE #9DABDE

Accessibility & contrast

On white

5.97

#425CBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#425CBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425CBF

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425CBF	#FFFFFF	#000000	##FFFFFF
##425CBF	1.00	5.97	3.51	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2069C3

Deuteranopia (green-blind)

#005EBD

Tritanopia (blue-blind)

#007384

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #425cbf;
/* rgb */ color: rgb(66, 92, 191);
/* oklch */ color: oklch(50.9% 0.158 269.1);

Tailwind

colors: {
  custom: {
    50: '#8489d3',
    500: '#425cbf',
    950: '#000000',
  },
}

SCSS

$custom: #425cbf;
$custom-light: #8489d3;
$custom-dark: #000000;

JSON

{
  "hex": "#425cbf",
  "rgb": {
    "r": 66,
    "g": 92,
    "b": 191
  },
  "hsl": {
    "h": 227.52,
    "s": 49.407,
    "l": 50.392
  },
  "oklch": {
    "l": 0.50933,
    "c": 0.15791,
    "h": 269.1
  },
  "luminance": 0.12574
}

Semantic roles & 50–950 ramp

primary

#425CBF

secondary

#CABF93

accent

#BC4FD9

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #425CBF

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

Preview Lab → · Contrast checker → · Palette generator →