#4265BC#4265BC

#4265BC is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.6% C 0.142 H 265.3°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#4265BC
RGB	rgb(66, 101, 188)
HSL	hsl(223, 48%, 50%)
HSV	hsv(223, 65%, 74%)
CMYK	cmyk(64.9%, 46.3%, 0%, 26.3%)
CIE-LAB	lab(44.37, 15.72, -49.64)
CIE-LCH	lch(44.37, 52.07, 287.57°)
OKLab	oklab(52.59% -0.0116 -0.1419)
OKLCH	oklch(52.59% 0.142 265.3)
XYZ	xyz(15.9744, 14.0950, 49.4460)
Luminance	0.1410 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4265BC #BC9942

analogous

#42A2BC #4265BC #5C42BC

triadic

#4265BC #BC4265 #65BC42

tetradic

#4265BC #BC42A2 #BC9942 #42BC5C

square

#4265BC #BC42A2 #BC9942 #42BC5C

split-complementary

#4265BC #BC5C42 #A2BC42

monochromatic

#223461 #324D8F #4265BC #6F8ACC #9CAFDC

Accessibility & contrast

On white

5.50

#4265BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#4265BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4265BC

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4265BC	#FFFFFF	#000000	##FFFFFF
##4265BC	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A6FBF

Deuteranopia (green-blind)

#2464BA

Tritanopia (blue-blind)

#007987

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4265bc;
/* rgb */ color: rgb(66, 101, 188);
/* oklch */ color: oklch(52.6% 0.142 265.3);

Tailwind

colors: {
  custom: {
    50: '#8390d1',
    500: '#4265bc',
    950: '#000000',
  },
}

SCSS

$custom: #4265bc;
$custom-light: #8390d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4265bc",
  "rgb": {
    "r": 66,
    "g": 101,
    "b": 188
  },
  "hsl": {
    "h": 222.787,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.52588,
    "c": 0.14242,
    "h": 265.3
  },
  "luminance": 0.14096
}

Semantic roles & 50–950 ramp

primary

#4265BC

secondary

#C9B991

accent

#B150D8

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4265BC

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

Preview Lab → · Contrast checker → · Palette generator →