#425AB6#425AB6

#425AB6 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.9% C 0.148 H 269.4°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#425AB6
RGB	rgb(66, 90, 182)
HSL	hsl(228, 47%, 49%)
HSV	hsv(228, 64%, 71%)
CMYK	cmyk(63.7%, 50.5%, 0%, 28.6%)
CIE-LAB	lab(40.97, 20.63, -51.60)
CIE-LCH	lch(40.97, 55.57, 291.80°)
OKLab	oklab(49.88% -0.0015 -0.1479)
OKLCH	oklch(49.88% 0.148 269.4)
XYZ	xyz(14.3436, 11.8467, 45.7777)
Luminance	0.1185 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425AB6 #B69E42

analogous

#4294B6 #425AB6 #6442B6

triadic

#425AB6 #B6425A #5AB642

tetradic

#425AB6 #B64294 #B69E42 #42B664

square

#425AB6 #B64294 #B69E42 #42B664

split-complementary

#425AB6 #B66442 #94B642

monochromatic

#212E5C #324489 #425AB6 #6C7FCA #99A6DA

Accessibility & contrast

On white

6.23

#425AB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#425AB6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425AB6

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425AB6	#FFFFFF	#000000	##FFFFFF
##425AB6	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2766B9

Deuteranopia (green-blind)

#055CB4

Tritanopia (blue-blind)

#006F7F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #425ab6;
/* rgb */ color: rgb(66, 90, 182);
/* oklch */ color: oklch(49.9% 0.148 269.4);

Tailwind

colors: {
  custom: {
    50: '#8288cc',
    500: '#425ab6',
    950: '#000000',
  },
}

SCSS

$custom: #425ab6;
$custom-light: #8288cc;
$custom-dark: #000000;

JSON

{
  "hex": "#425ab6",
  "rgb": {
    "r": 66,
    "g": 90,
    "b": 182
  },
  "hsl": {
    "h": 227.586,
    "s": 46.774,
    "l": 48.627
  },
  "oklch": {
    "l": 0.49876,
    "c": 0.14787,
    "h": 269.4
  },
  "luminance": 0.11848
}

Semantic roles & 50–950 ramp

primary

#425AB6

secondary

#C6BA8E

accent

#BB51D6

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #425AB6

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

Preview Lab → · Contrast checker → · Palette generator →