#425E8A#425E8A

#425E8A is a mid, moderate blue. Relative luminance 0.110; OKLCH L 48.0% C 0.079 H 259.2°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#425E8A
RGB	rgb(66, 94, 138)
HSL	hsl(217, 35%, 40%)
HSV	hsv(217, 52%, 54%)
CMYK	cmyk(52.2%, 31.9%, 0%, 45.9%)
CIE-LAB	lab(39.58, 2.88, -27.60)
CIE-LCH	lch(39.58, 27.75, 275.97°)
OKLab	oklab(47.98% -0.0148 -0.0776)
OKLCH	oklch(47.98% 0.079 259.2)
XYZ	xyz(10.8354, 10.9979, 25.5917)
Luminance	0.1100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425E8A #8A6E42

analogous

#42828A #425E8A #4A428A

triadic

#425E8A #8A425E #5E8A42

tetradic

#425E8A #8A4282 #8A6E42 #428A4A

square

#425E8A #8A4282 #8A6E42 #428A4A

split-complementary

#425E8A #8A4A42 #828A42

monochromatic

#1A2637 #2E4261 #425E8A #597BB0 #839CC4

Accessibility & contrast

On white

6.56

#425E8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#425E8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425E8A

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425E8A	#FFFFFF	#000000	##FFFFFF
##425E8A	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D618C

Deuteranopia (green-blind)

#445A89

Tritanopia (blue-blind)

#20686E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #425e8a;
/* rgb */ color: rgb(66, 94, 138);
/* oklch */ color: oklch(48.0% 0.079 259.2);

Tailwind

colors: {
  custom: {
    50: '#7b8bac',
    500: '#425e8a',
    950: '#000000',
  },
}

SCSS

$custom: #425e8a;
$custom-light: #7b8bac;
$custom-dark: #000000;

JSON

{
  "hex": "#425e8a",
  "rgb": {
    "r": 66,
    "g": 94,
    "b": 138
  },
  "hsl": {
    "h": 216.667,
    "s": 35.294,
    "l": 40
  },
  "oklch": {
    "l": 0.47982,
    "c": 0.07898,
    "h": 259.2
  },
  "luminance": 0.10999
}

Semantic roles & 50–950 ramp

primary

#425E8A

secondary

#AE9A79

accent

#A05CCB

background

#F7F8FA

surface

#EEF0F4

border

#C9CBCE

text

#0A0C10

muted

#7C7D7F

Preview Lab

Preview with #425E8A

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

Preview Lab → · Contrast checker → · Palette generator →