#425ECA#425ECA

#425ECA is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.1% C 0.171 H 268.8°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#425ECA
RGB	rgb(66, 94, 202)
HSL	hsl(228, 56%, 53%)
HSV	hsv(228, 67%, 79%)
CMYK	cmyk(67.3%, 53.5%, 0%, 20.8%)
CIE-LAB	lab(43.40, 25.17, -59.31)
CIE-LCH	lch(43.40, 64.43, 292.99°)
OKLab	oklab(52.15% -0.0035 -0.1705)
OKLCH	oklch(52.15% 0.171 268.8)
XYZ	xyz(16.9065, 13.4263, 57.5662)
Luminance	0.1343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425ECA #CAAE42

analogous

#42A2CA #425ECA #6A42CA

triadic

#425ECA #CA425E #5ECA42

tetradic

#425ECA #CA42A2 #CAAE42 #42CA6A

square

#425ECA #CA42A2 #CAAE42 #42CA6A

split-complementary

#425ECA #CA6A42 #A2CA42

monochromatic

#203172 #2D45A2 #425ECA #7287D7 #A2AFE5

Accessibility & contrast

On white

5.70

#425ECA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#425ECA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425ECA

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425ECA	#FFFFFF	#000000	##FFFFFF
##425ECA	1.00	5.70	3.69	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#106DCE

Deuteranopia (green-blind)

#0061C8

Tritanopia (blue-blind)

#00788B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #425eca;
/* rgb */ color: rgb(66, 94, 202);
/* oklch */ color: oklch(52.1% 0.171 268.8);

Tailwind

colors: {
  custom: {
    50: '#868bdb',
    500: '#425eca',
    950: '#000000',
  },
}

SCSS

$custom: #425eca;
$custom-light: #868bdb;
$custom-dark: #000000;

JSON

{
  "hex": "#425eca",
  "rgb": {
    "r": 66,
    "g": 94,
    "b": 202
  },
  "hsl": {
    "h": 227.647,
    "s": 56.198,
    "l": 52.549
  },
  "oklch": {
    "l": 0.52145,
    "c": 0.17053,
    "h": 268.8
  },
  "luminance": 0.13428
}

Semantic roles & 50–950 ramp

primary

#425ECA

secondary

#D1C596

accent

#C048DF

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #425ECA

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

Preview Lab → · Contrast checker → · Palette generator →