#425F8A#425F8A

#425F8A is a mid, moderate blue. Relative luminance 0.112; OKLCH L 48.2% C 0.078 H 258.1°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#425F8A
RGB	rgb(66, 95, 138)
HSL	hsl(216, 35%, 40%)
HSV	hsv(216, 52%, 54%)
CMYK	cmyk(52.2%, 31.2%, 0%, 45.9%)
CIE-LAB	lab(39.88, 2.26, -27.14)
CIE-LCH	lch(39.88, 27.23, 274.76°)
OKLab	oklab(48.22% -0.0161 -0.0762)
OKLCH	oklch(48.22% 0.078 258.1)
XYZ	xyz(10.9249, 11.1769, 25.6215)
Luminance	0.1118 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425F8A #8A6D42

analogous

#42838A #425F8A #49428A

triadic

#425F8A #8A425F #5F8A42

tetradic

#425F8A #8A4283 #8A6D42 #428A49

square

#425F8A #8A4283 #8A6D42 #428A49

split-complementary

#425F8A #8A4942 #838A42

monochromatic

#1A2637 #2E4361 #425F8A #597CB0 #839DC4

Accessibility & contrast

On white

6.49

#425F8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#425F8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425F8A

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425F8A	#FFFFFF	#000000	##FFFFFF
##425F8A	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E628C

Deuteranopia (green-blind)

#465B89

Tritanopia (blue-blind)

#20686E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #425f8a;
/* rgb */ color: rgb(66, 95, 138);
/* oklch */ color: oklch(48.2% 0.078 258.1);

Tailwind

colors: {
  custom: {
    50: '#7b8cac',
    500: '#425f8a',
    950: '#000000',
  },
}

SCSS

$custom: #425f8a;
$custom-light: #7b8cac;
$custom-dark: #000000;

JSON

{
  "hex": "#425f8a",
  "rgb": {
    "r": 66,
    "g": 95,
    "b": 138
  },
  "hsl": {
    "h": 215.833,
    "s": 35.294,
    "l": 40
  },
  "oklch": {
    "l": 0.48216,
    "c": 0.0779,
    "h": 258.1
  },
  "luminance": 0.11178
}

Semantic roles & 50–950 ramp

primary

#425F8A

secondary

#AE9979

accent

#9F5CCB

background

#F7F8FA

surface

#EEF0F4

border

#C9CBCE

text

#0A0C10

muted

#7C7D7F

Preview Lab

Preview with #425F8A

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

Preview Lab → · Contrast checker → · Palette generator →