#456BCB#456BCB

#456BCB is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.0% C 0.155 H 265.4°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#456BCB
RGB	rgb(69, 107, 203)
HSL	hsl(223, 56%, 53%)
HSV	hsv(223, 66%, 80%)
CMYK	cmyk(66%, 47.3%, 0%, 20.4%)
CIE-LAB	lab(47.09, 17.75, -53.92)
CIE-LCH	lch(47.09, 56.77, 288.22°)
OKLab	oklab(55.01% -0.0124 -0.1544)
OKLCH	oklch(55.01% 0.155 265.4)
XYZ	xyz(18.4877, 16.0906, 58.6198)
Luminance	0.1609 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#456BCB #CBA545

analogous

#45AECB #456BCB #6245CB

triadic

#456BCB #CB456B #6BCB45

tetradic

#456BCB #CB45AE #CBA545 #45CB62

square

#456BCB #CB45AE #CBA545 #45CB62

split-complementary

#456BCB #CB6245 #AECB45

monochromatic

#213975 #2E50A5 #456BCB #7591D8 #A5B7E6

Accessibility & contrast

On white

4.98

#456BCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#456BCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #456BCB

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##456BCB	#FFFFFF	#000000	##FFFFFF
##456BCB	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3976CF

Deuteranopia (green-blind)

#1D6AC9

Tritanopia (blue-blind)

#008191

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #456bcb;
/* rgb */ color: rgb(69, 107, 203);
/* oklch */ color: oklch(55.0% 0.155 265.4);

Tailwind

colors: {
  custom: {
    50: '#8694db',
    500: '#456bcb',
    950: '#000000',
  },
}

SCSS

$custom: #456bcb;
$custom-light: #8694db;
$custom-dark: #000000;

JSON

{
  "hex": "#456bcb",
  "rgb": {
    "r": 69,
    "g": 107,
    "b": 203
  },
  "hsl": {
    "h": 222.985,
    "s": 56.303,
    "l": 53.333
  },
  "oklch": {
    "l": 0.55011,
    "c": 0.15488,
    "h": 265.4
  },
  "luminance": 0.16092
}

Semantic roles & 50–950 ramp

primary

#456BCB

secondary

#D3C299

accent

#B548E0

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #456BCB

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

Preview Lab → · Contrast checker → · Palette generator →