#425BD1#425BD1

#425BD1 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.1% C 0.184 H 269.8°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#425BD1
RGB	rgb(66, 91, 209)
HSL	hsl(230, 61%, 54%)
HSV	hsv(230, 68%, 82%)
CMYK	cmyk(68.4%, 56.5%, 0%, 18%)
CIE-LAB	lab(43.13, 29.55, -63.78)
CIE-LCH	lch(43.13, 70.29, 294.86°)
OKLab	oklab(52.1% -0.0006 -0.1837)
OKLCH	oklch(52.1% 0.184 269.8)
XYZ	xyz(17.4925, 13.2422, 61.9434)
Luminance	0.1324 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425BD1 #D1B842

analogous

#42A3D1 #425BD1 #7142D1

triadic

#425BD1 #D1425B #5BD142

tetradic

#425BD1 #D142A3 #D1B842 #42D171

square

#425BD1 #D142A3 #D1B842 #42D171

split-complementary

#425BD1 #D17142 #A3D142

monochromatic

#1E2E7B #2A41AC #425BD1 #7386DD #A4B0E9

Accessibility & contrast

On white

5.76

#425BD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#425BD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425BD1

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425BD1	#FFFFFF	#000000	##FFFFFF
##425BD1	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD5

Deuteranopia (green-blind)

#0060CF

Tritanopia (blue-blind)

#00788D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #425bd1;
/* rgb */ color: rgb(66, 91, 209);
/* oklch */ color: oklch(52.1% 0.184 269.8);

Tailwind

colors: {
  custom: {
    50: '#8789e0',
    500: '#425bd1',
    950: '#000000',
  },
}

SCSS

$custom: #425bd1;
$custom-light: #8789e0;
$custom-dark: #000000;

JSON

{
  "hex": "#425bd1",
  "rgb": {
    "r": 66,
    "g": 91,
    "b": 209
  },
  "hsl": {
    "h": 229.51,
    "s": 60.851,
    "l": 53.922
  },
  "oklch": {
    "l": 0.52099,
    "c": 0.18367,
    "h": 269.8
  },
  "luminance": 0.13244
}

Semantic roles & 50–950 ramp

primary

#425BD1

secondary

#D6CB99

accent

#C844E4

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #425BD1

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

Preview Lab → · Contrast checker → · Palette generator →