#456CB5#456CB5

#456CB5 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 53.8% C 0.123 H 261.9°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#456CB5
RGB	rgb(69, 108, 181)
HSL	hsl(219, 45%, 49%)
HSV	hsv(219, 62%, 71%)
CMYK	cmyk(61.9%, 40.3%, 0%, 29%)
CIE-LAB	lab(46.08, 9.39, -42.84)
CIE-LCH	lch(46.08, 43.86, 282.37°)
OKLab	oklab(53.81% -0.0174 -0.1218)
OKLCH	oklch(53.81% 0.123 261.9)
XYZ	xyz(16.1544, 15.3251, 45.8138)
Luminance	0.1533 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#456CB5 #B58E45

analogous

#45A4B5 #456CB5 #5645B5

triadic

#456CB5 #B5456C #6CB545

tetradic

#456CB5 #B545A4 #B58E45 #45B556

square

#456CB5 #B545A4 #B58E45 #45B556

split-complementary

#456CB5 #B55645 #A4B545

monochromatic

#23375C #345289 #456CB5 #6F8EC8 #9BB1D9

Accessibility & contrast

On white

5.17

#456CB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#456CB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #456CB5

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##456CB5	#FFFFFF	#000000	##FFFFFF
##456CB5	1.00	5.17	4.07	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C73B8

Deuteranopia (green-blind)

#3C68B3

Tritanopia (blue-blind)

#007C88

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #456cb5;
/* rgb */ color: rgb(69, 108, 181);
/* oklch */ color: oklch(53.8% 0.123 261.9);

Tailwind

colors: {
  custom: {
    50: '#8395cb',
    500: '#456cb5',
    950: '#000000',
  },
}

SCSS

$custom: #456cb5;
$custom-light: #8395cb;
$custom-dark: #000000;

JSON

{
  "hex": "#456cb5",
  "rgb": {
    "r": 69,
    "g": 108,
    "b": 181
  },
  "hsl": {
    "h": 219.107,
    "s": 44.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.53811,
    "c": 0.12305,
    "h": 261.9
  },
  "luminance": 0.15327
}

Semantic roles & 50–950 ramp

primary

#456CB5

secondary

#C5B391

accent

#A853D5

background

#F8F9FC

surface

#F0F1F8

border

#CBCBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #456CB5

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

Preview Lab → · Contrast checker → · Palette generator →