#425CB0#425CB0

#425CB0 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.9% C 0.137 H 268.2°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#425CB0
RGB	rgb(66, 92, 176)
HSL	hsl(226, 45%, 47%)
HSV	hsv(226, 63%, 69%)
CMYK	cmyk(62.5%, 47.7%, 0%, 31%)
CIE-LAB	lab(41.13, 17.23, -47.82)
CIE-LCH	lch(41.13, 50.83, 289.81°)
OKLab	oklab(49.87% -0.0043 -0.1367)
OKLCH	oklch(49.87% 0.137 268.2)
XYZ	xyz(13.9077, 11.9459, 42.6388)
Luminance	0.1195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425CB0 #B09642

analogous

#4293B0 #425CB0 #5F42B0

triadic

#425CB0 #B0425C #5CB042

tetradic

#425CB0 #B04293 #B09642 #42B05F

square

#425CB0 #B04293 #B09642 #42B05F

split-complementary

#425CB0 #B05F42 #93B042

monochromatic

#212D57 #314583 #425CB0 #697FC7 #95A5D7

Accessibility & contrast

On white

6.20

#425CB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#425CB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425CB0

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425CB0	#FFFFFF	#000000	##FFFFFF
##425CB0	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3266B3

Deuteranopia (green-blind)

#1E5CAE

Tritanopia (blue-blind)

#006F7D

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #425cb0;
/* rgb */ color: rgb(66, 92, 176);
/* oklch */ color: oklch(49.9% 0.137 268.2);

Tailwind

colors: {
  custom: {
    50: '#8189c8',
    500: '#425cb0',
    950: '#000000',
  },
}

SCSS

$custom: #425cb0;
$custom-light: #8189c8;
$custom-dark: #000000;

JSON

{
  "hex": "#425cb0",
  "rgb": {
    "r": 66,
    "g": 92,
    "b": 176
  },
  "hsl": {
    "h": 225.818,
    "s": 45.455,
    "l": 47.451
  },
  "oklch": {
    "l": 0.49872,
    "c": 0.13679,
    "h": 268.2
  },
  "luminance": 0.11947
}

Semantic roles & 50–950 ramp

primary

#425CB0

secondary

#C3B68B

accent

#B653D5

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #425CB0

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

Preview Lab → · Contrast checker → · Palette generator →