#425CCE#425CCE

#425CCE is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.1% C 0.178 H 269.5°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#425CCE
RGB	rgb(66, 92, 206)
HSL	hsl(229, 59%, 53%)
HSV	hsv(229, 68%, 81%)
CMYK	cmyk(68%, 55.3%, 0%, 19.2%)
CIE-LAB	lab(43.16, 27.86, -61.99)
CIE-LCH	lch(43.16, 67.97, 294.20°)
OKLab	oklab(52.06% -0.0015 -0.1784)
OKLCH	oklch(52.06% 0.178 269.5)
XYZ	xyz(17.2107, 13.2671, 60.0344)
Luminance	0.1327 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425CCE #CEB442

analogous

#42A2CE #425CCE #6E42CE

triadic

#425CCE #CE425C #5CCE42

tetradic

#425CCE #CE42A2 #CEB442 #42CE6E

square

#425CCE #CE42A2 #CEB442 #42CE6E

split-complementary

#425CCE #CE6E42 #A2CE42

monochromatic

#1F2F77 #2B42A7 #425CCE #7386DB #A3B0E7

Accessibility & contrast

On white

5.75

#425CCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#425CCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425CCE

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425CCE	#FFFFFF	#000000	##FFFFFF
##425CCE	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD2

Deuteranopia (green-blind)

#0060CC

Tritanopia (blue-blind)

#00788C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #425cce;
/* rgb */ color: rgb(66, 92, 206);
/* oklch */ color: oklch(52.1% 0.178 269.5);

Tailwind

colors: {
  custom: {
    50: '#8689de',
    500: '#425cce',
    950: '#000000',
  },
}

SCSS

$custom: #425cce;
$custom-light: #8689de;
$custom-dark: #000000;

JSON

{
  "hex": "#425cce",
  "rgb": {
    "r": 66,
    "g": 92,
    "b": 206
  },
  "hsl": {
    "h": 228.857,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.52058,
    "c": 0.17842,
    "h": 269.5
  },
  "luminance": 0.13269
}

Semantic roles & 50–950 ramp

primary

#425CCE

secondary

#D4C998

accent

#C546E2

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #425CCE

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

Preview Lab → · Contrast checker → · Palette generator →