#4265B3#4265B3

#4265B3 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.0% C 0.130 H 264.2°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#4265B3
RGB	rgb(66, 101, 179)
HSL	hsl(221, 46%, 48%)
HSV	hsv(221, 63%, 70%)
CMYK	cmyk(63.1%, 43.6%, 0%, 29.8%)
CIE-LAB	lab(43.83, 12.53, -45.27)
CIE-LCH	lch(43.83, 46.97, 285.47°)
OKLab	oklab(52% -0.0131 -0.1291)
OKLCH	oklch(52% 0.13 264.2)
XYZ	xyz(15.0343, 13.7189, 44.4948)
Luminance	0.1372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4265B3 #B39042

analogous

#429DB3 #4265B3 #5842B3

triadic

#4265B3 #B34265 #65B342

tetradic

#4265B3 #B3429D #B39042 #42B358

square

#4265B3 #B3429D #B39042 #42B358

split-complementary

#4265B3 #B35842 #9DB342

monochromatic

#21335A #324C86 #4265B3 #6A87C8 #97ABD9

Accessibility & contrast

On white

5.61

#4265B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#4265B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4265B3

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4265B3	#FFFFFF	#000000	##FFFFFF
##4265B3	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#416DB6

Deuteranopia (green-blind)

#3063B1

Tritanopia (blue-blind)

#007783

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4265b3;
/* rgb */ color: rgb(66, 101, 179);
/* oklch */ color: oklch(52.0% 0.130 264.2);

Tailwind

colors: {
  custom: {
    50: '#8190ca',
    500: '#4265b3',
    950: '#000000',
  },
}

SCSS

$custom: #4265b3;
$custom-light: #8190ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4265b3",
  "rgb": {
    "r": 66,
    "g": 101,
    "b": 179
  },
  "hsl": {
    "h": 221.416,
    "s": 46.122,
    "l": 48.039
  },
  "oklch": {
    "l": 0.51997,
    "c": 0.12974,
    "h": 264.2
  },
  "luminance": 0.1372
}

Semantic roles & 50–950 ramp

primary

#4265B3

secondary

#C4B38C

accent

#AD52D6

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #4265B3

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

Preview Lab → · Contrast checker → · Palette generator →