#425BB2#425BB2

#425BB2 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.8% C 0.141 H 268.8°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#425BB2
RGB	rgb(66, 91, 178)
HSL	hsl(227, 46%, 48%)
HSV	hsv(227, 63%, 70%)
CMYK	cmyk(62.9%, 48.9%, 0%, 30.2%)
CIE-LAB	lab(40.98, 18.58, -49.24)
CIE-LCH	lch(40.98, 52.62, 290.67°)
OKLab	oklab(49.8% -0.003 -0.1409)
OKLCH	oklch(49.8% 0.141 268.8)
XYZ	xyz(14.0210, 11.8536, 43.6599)
Luminance	0.1186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425BB2 #B29942

analogous

#4293B2 #425BB2 #6142B2

triadic

#425BB2 #B2425B #5BB242

tetradic

#425BB2 #B24293 #B29942 #42B261

square

#425BB2 #B24293 #B29942 #42B261

split-complementary

#425BB2 #B26142 #93B242

monochromatic

#212D59 #314485 #425BB2 #6A7FC8 #96A5D8

Accessibility & contrast

On white

6.23

#425BB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#425BB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425BB2

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425BB2	#FFFFFF	#000000	##FFFFFF
##425BB2	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)

#2E66B5

Deuteranopia (green-blind)

#175CB0

Tritanopia (blue-blind)

#006F7E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #425bb2;
/* rgb */ color: rgb(66, 91, 178);
/* oklch */ color: oklch(49.8% 0.141 268.8);

Tailwind

colors: {
  custom: {
    50: '#8189c9',
    500: '#425bb2',
    950: '#000000',
  },
}

SCSS

$custom: #425bb2;
$custom-light: #8189c9;
$custom-dark: #000000;

JSON

{
  "hex": "#425bb2",
  "rgb": {
    "r": 66,
    "g": 91,
    "b": 178
  },
  "hsl": {
    "h": 226.607,
    "s": 45.902,
    "l": 47.843
  },
  "oklch": {
    "l": 0.49801,
    "c": 0.14092,
    "h": 268.8
  },
  "luminance": 0.11855
}

Semantic roles & 50–950 ramp

primary

#425BB2

secondary

#C4B78C

accent

#B852D6

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #425BB2

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

Preview Lab → · Contrast checker → · Palette generator →