#425EA1#425EA1

#425EA1 is a mid, moderate blue. Relative luminance 0.117; OKLCH L 49.3% C 0.113 H 265.4°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#425EA1
RGB	rgb(66, 94, 161)
HSL	hsl(222, 42%, 45%)
HSV	hsv(222, 59%, 63%)
CMYK	cmyk(59%, 41.6%, 0%, 36.9%)
CIE-LAB	lab(40.79, 10.69, -39.49)
CIE-LCH	lch(40.79, 40.91, 285.15°)
OKLab	oklab(49.32% -0.009 -0.1122)
OKLCH	oklch(49.32% 0.113 265.4)
XYZ	xyz(12.6803, 11.7358, 35.3083)
Luminance	0.1174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425EA1 #A18542

analogous

#428EA1 #425EA1 #5642A1

triadic

#425EA1 #A1425E #5EA142

tetradic

#425EA1 #A1428E #A18542 #42A156

square

#425EA1 #A1428E #A18542 #42A156

split-complementary

#425EA1 #A15642 #8EA142

monochromatic

#1E2B4A #304576 #425EA1 #627DBF #8DA1D0

Accessibility & contrast

On white

6.27

#425EA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#425EA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425EA1

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425EA1	#FFFFFF	#000000	##FFFFFF
##425EA1	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4165A4

Deuteranopia (green-blind)

#355CA0

Tritanopia (blue-blind)

#006D77

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #425ea1;
/* rgb */ color: rgb(66, 94, 161);
/* oklch */ color: oklch(49.3% 0.113 265.4);

Tailwind

colors: {
  custom: {
    50: '#7e8bbd',
    500: '#425ea1',
    950: '#000000',
  },
}

SCSS

$custom: #425ea1;
$custom-light: #7e8bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#425ea1",
  "rgb": {
    "r": 66,
    "g": 94,
    "b": 161
  },
  "hsl": {
    "h": 222.316,
    "s": 41.85,
    "l": 44.51
  },
  "oklch": {
    "l": 0.49323,
    "c": 0.11257,
    "h": 265.4
  },
  "luminance": 0.11737
}

Semantic roles & 50–950 ramp

primary

#425EA1

secondary

#BBAB83

accent

#AD56D2

background

#F8F8FB

surface

#EFF0F6

border

#CACBD0

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #425EA1

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

Preview Lab → · Contrast checker → · Palette generator →