#425FA4#425FA4

#425FA4 is a mid, moderate blue. Relative luminance 0.120; OKLCH L 49.7% C 0.116 H 265.3°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#425FA4
RGB	rgb(66, 95, 164)
HSL	hsl(222, 43%, 45%)
HSV	hsv(222, 60%, 64%)
CMYK	cmyk(59.8%, 42.1%, 0%, 35.7%)
CIE-LAB	lab(41.25, 11.09, -40.54)
CIE-LCH	lch(41.25, 42.03, 285.30°)
OKLab	oklab(49.73% -0.0095 -0.1153)
OKLCH	oklch(49.73% 0.116 265.3)
XYZ	xyz(13.0375, 12.0219, 36.7482)
Luminance	0.1202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425FA4 #A48742

analogous

#4290A4 #425FA4 #5642A4

triadic

#425FA4 #A4425F #5FA442

tetradic

#425FA4 #A44290 #A48742 #42A456

square

#425FA4 #A44290 #A48742 #42A456

split-complementary

#425FA4 #A45642 #90A442

monochromatic

#1F2C4D #304678 #425FA4 #637FC0 #8FA2D2

Accessibility & contrast

On white

6.17

#425FA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#425FA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425FA4

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425FA4	#FFFFFF	#000000	##FFFFFF
##425FA4	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4166A7

Deuteranopia (green-blind)

#345DA3

Tritanopia (blue-blind)

#006E79

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #425fa4;
/* rgb */ color: rgb(66, 95, 164);
/* oklch */ color: oklch(49.7% 0.116 265.3);

Tailwind

colors: {
  custom: {
    50: '#7f8cbf',
    500: '#425fa4',
    950: '#000000',
  },
}

SCSS

$custom: #425fa4;
$custom-light: #7f8cbf;
$custom-dark: #000000;

JSON

{
  "hex": "#425fa4",
  "rgb": {
    "r": 66,
    "g": 95,
    "b": 164
  },
  "hsl": {
    "h": 222.245,
    "s": 42.609,
    "l": 45.098
  },
  "oklch": {
    "l": 0.49731,
    "c": 0.11568,
    "h": 265.3
  },
  "luminance": 0.12023
}

Semantic roles & 50–950 ramp

primary

#425FA4

secondary

#BDAC85

accent

#AD55D2

background

#F8F8FB

surface

#EFF0F7

border

#CACBD0

text

#0B0C12

muted

#7C7D81

Preview Lab

Preview with #425FA4

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

Preview Lab → · Contrast checker → · Palette generator →