#425DD3#425DD3

#425DD3 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.6% C 0.184 H 269.3°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#425DD3
RGB	rgb(66, 93, 211)
HSL	hsl(229, 62%, 54%)
HSV	hsv(229, 69%, 83%)
CMYK	cmyk(68.7%, 55.9%, 0%, 17.3%)
CIE-LAB	lab(43.78, 29.00, -63.86)
CIE-LCH	lch(43.78, 70.13, 294.42°)
OKLab	oklab(52.64% -0.0021 -0.1839)
OKLCH	oklch(52.64% 0.184 269.3)
XYZ	xyz(17.9150, 13.6883, 63.3134)
Luminance	0.1369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425DD3 #D3B842

analogous

#42A5D3 #425DD3 #7042D3

triadic

#425DD3 #D3425D #5DD342

tetradic

#425DD3 #D342A5 #D3B842 #42D370

square

#425DD3 #D342A5 #D3B842 #42D370

split-complementary

#425DD3 #D37042 #A5D342

monochromatic

#1D2F7D #2942AF #425DD3 #7488DF #A5B2EA

Accessibility & contrast

On white

5.62

#425DD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#425DD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425DD3

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425DD3	#FFFFFF	#000000	##FFFFFF
##425DD3	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ED7

Deuteranopia (green-blind)

#0061D1

Tritanopia (blue-blind)

#007A8F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #425dd3;
/* rgb */ color: rgb(66, 93, 211);
/* oklch */ color: oklch(52.6% 0.184 269.3);

Tailwind

colors: {
  custom: {
    50: '#878ae1',
    500: '#425dd3',
    950: '#000000',
  },
}

SCSS

$custom: #425dd3;
$custom-light: #878ae1;
$custom-dark: #000000;

JSON

{
  "hex": "#425dd3",
  "rgb": {
    "r": 66,
    "g": 93,
    "b": 211
  },
  "hsl": {
    "h": 228.828,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.52637,
    "c": 0.18389,
    "h": 269.3
  },
  "luminance": 0.1369
}

Semantic roles & 50–950 ramp

primary

#425DD3

secondary

#D7CC9A

accent

#C742E5

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #425DD3

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

Preview Lab → · Contrast checker → · Palette generator →