#425C8A#425C8A

#425C8A is a mid, moderate blue. Relative luminance 0.106; OKLCH L 47.5% C 0.081 H 261.3°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#425C8A
RGB	rgb(66, 92, 138)
HSL	hsl(218, 35%, 40%)
HSV	hsv(218, 52%, 54%)
CMYK	cmyk(52.2%, 33.3%, 0%, 45.9%)
CIE-LAB	lab(38.98, 4.14, -28.54)
CIE-LCH	lch(38.98, 28.84, 278.26°)
OKLab	oklab(47.52% -0.0123 -0.0803)
OKLCH	oklch(47.52% 0.081 261.3)
XYZ	xyz(10.6598, 10.6468, 25.5331)
Luminance	0.1065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425C8A #8A7042

analogous

#42808A #425C8A #4C428A

triadic

#425C8A #8A425C #5C8A42

tetradic

#425C8A #8A4280 #8A7042 #428A4C

square

#425C8A #8A4280 #8A7042 #428A4C

split-complementary

#425C8A #8A4C42 #808A42

monochromatic

#1A2537 #2E4061 #425C8A #5979B0 #839AC4

Accessibility & contrast

On white

6.71

#425C8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#425C8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425C8A

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425C8A	#FFFFFF	#000000	##FFFFFF
##425C8A	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A5F8C

Deuteranopia (green-blind)

#425989

Tritanopia (blue-blind)

#20666D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #425c8a;
/* rgb */ color: rgb(66, 92, 138);
/* oklch */ color: oklch(47.5% 0.081 261.3);

Tailwind

colors: {
  custom: {
    50: '#7b89ac',
    500: '#425c8a',
    950: '#000000',
  },
}

SCSS

$custom: #425c8a;
$custom-light: #7b89ac;
$custom-dark: #000000;

JSON

{
  "hex": "#425c8a",
  "rgb": {
    "r": 66,
    "g": 92,
    "b": 138
  },
  "hsl": {
    "h": 218.333,
    "s": 35.294,
    "l": 40
  },
  "oklch": {
    "l": 0.47516,
    "c": 0.08124,
    "h": 261.3
  },
  "luminance": 0.10648
}

Semantic roles & 50–950 ramp

primary

#425C8A

secondary

#AE9B79

accent

#A35CCB

background

#F7F8FA

surface

#EEF0F4

border

#C9CBCE

text

#0A0B10

muted

#7C7C7F

Preview Lab

Preview with #425C8A

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

Preview Lab → · Contrast checker → · Palette generator →