#425BC5#425BC5

#425BC5 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.2% C 0.167 H 269.6°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#425BC5
RGB	rgb(66, 91, 197)
HSL	hsl(229, 53%, 52%)
HSV	hsv(229, 66%, 77%)
CMYK	cmyk(66.5%, 53.8%, 0%, 22.7%)
CIE-LAB	lab(42.26, 25.31, -58.26)
CIE-LCH	lch(42.26, 63.52, 293.48°)
OKLab	oklab(51.18% -0.0012 -0.1674)
OKLCH	oklch(51.18% 0.167 269.6)
XYZ	xyz(16.0625, 12.6701, 54.4116)
Luminance	0.1267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425BC5 #C5AC42

analogous

#429CC5 #425BC5 #6B42C5

triadic

#425BC5 #C5425B #5BC542

tetradic

#425BC5 #C5429C #C5AC42 #42C56B

square

#425BC5 #C5429C #C5AC42 #42C56B

split-complementary

#425BC5 #C56B42 #9CC542

monochromatic

#212F6C #2F449A #425BC5 #7184D3 #A0ACE2

Accessibility & contrast

On white

5.94

#425BC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#425BC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425BC5

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425BC5	#FFFFFF	#000000	##FFFFFF
##425BC5	1.00	5.94	3.53	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D6AC9

Deuteranopia (green-blind)

#005EC3

Tritanopia (blue-blind)

#007487

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #425bc5;
/* rgb */ color: rgb(66, 91, 197);
/* oklch */ color: oklch(51.2% 0.167 269.6);

Tailwind

colors: {
  custom: {
    50: '#8589d7',
    500: '#425bc5',
    950: '#000000',
  },
}

SCSS

$custom: #425bc5;
$custom-light: #8589d7;
$custom-dark: #000000;

JSON

{
  "hex": "#425bc5",
  "rgb": {
    "r": 66,
    "g": 91,
    "b": 197
  },
  "hsl": {
    "h": 228.55,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.51178,
    "c": 0.16744,
    "h": 269.6
  },
  "luminance": 0.12672
}

Semantic roles & 50–950 ramp

primary

#425BC5

secondary

#CEC395

accent

#C14BDC

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #425BC5

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

Preview Lab → · Contrast checker → · Palette generator →