#425DCF#425DCF

#425DCF is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.3% C 0.179 H 269.3°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#425DCF
RGB	rgb(66, 93, 207)
HSL	hsl(229, 59%, 54%)
HSV	hsv(229, 68%, 81%)
CMYK	cmyk(68.1%, 55.1%, 0%, 18.8%)
CIE-LAB	lab(43.49, 27.58, -62.03)
CIE-LCH	lch(43.49, 67.89, 293.97°)
OKLab	oklab(52.33% -0.0023 -0.1785)
OKLCH	oklch(52.33% 0.179 269.3)
XYZ	xyz(17.4197, 13.4903, 60.7052)
Luminance	0.1349 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425DCF #CFB442

analogous

#42A3CF #425DCF #6D42CF

triadic

#425DCF #CF425D #5DCF42

tetradic

#425DCF #CF42A3 #CFB442 #42CF6D

square

#425DCF #CF42A3 #CFB442 #42CF6D

split-complementary

#425DCF #CF6D42 #A3CF42

monochromatic

#1F3078 #2B43A9 #425DCF #7387DB #A4B1E8

Accessibility & contrast

On white

5.68

#425DCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#425DCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425DCF

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425DCF	#FFFFFF	#000000	##FFFFFF
##425DCF	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD3

Deuteranopia (green-blind)

#0061CD

Tritanopia (blue-blind)

#00798D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #425dcf;
/* rgb */ color: rgb(66, 93, 207);
/* oklch */ color: oklch(52.3% 0.179 269.3);

Tailwind

colors: {
  custom: {
    50: '#878ade',
    500: '#425dcf',
    950: '#000000',
  },
}

SCSS

$custom: #425dcf;
$custom-light: #878ade;
$custom-dark: #000000;

JSON

{
  "hex": "#425dcf",
  "rgb": {
    "r": 66,
    "g": 93,
    "b": 207
  },
  "hsl": {
    "h": 228.511,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.52328,
    "c": 0.17854,
    "h": 269.3
  },
  "luminance": 0.13492
}

Semantic roles & 50–950 ramp

primary

#425DCF

secondary

#D5C998

accent

#C545E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #425DCF

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

Preview Lab → · Contrast checker → · Palette generator →