#455ECB#455ECB

#455ECB is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.4% C 0.171 H 269.8°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#455ECB
RGB	rgb(69, 94, 203)
HSL	hsl(229, 56%, 53%)
HSV	hsv(229, 66%, 80%)
CMYK	cmyk(66%, 53.7%, 0%, 20.4%)
CIE-LAB	lab(43.63, 25.99, -59.51)
CIE-LCH	lch(43.63, 64.94, 293.59°)
OKLab	oklab(52.38% -0.0005 -0.171)
OKLCH	oklch(52.38% 0.171 269.8)
XYZ	xyz(17.2328, 13.5808, 58.2015)
Luminance	0.1358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455ECB #CBB245

analogous

#45A1CB #455ECB #6F45CB

triadic

#455ECB #CB455E #5ECB45

tetradic

#455ECB #CB45A1 #CBB245 #45CB6F

square

#455ECB #CB45A1 #CBB245 #45CB6F

split-complementary

#455ECB #CB6F45 #A1CB45

monochromatic

#213075 #2E44A5 #455ECB #7587D8 #A5B1E6

Accessibility & contrast

On white

5.65

#455ECB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#455ECB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455ECB

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455ECB	#FFFFFF	#000000	##FFFFFF
##455ECB	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E6DCF

Deuteranopia (green-blind)

#0061C9

Tritanopia (blue-blind)

#00788B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #455ecb;
/* rgb */ color: rgb(69, 94, 203);
/* oklch */ color: oklch(52.4% 0.171 269.8);

Tailwind

colors: {
  custom: {
    50: '#878bdc',
    500: '#455ecb',
    950: '#000000',
  },
}

SCSS

$custom: #455ecb;
$custom-light: #878bdc;
$custom-dark: #000000;

JSON

{
  "hex": "#455ecb",
  "rgb": {
    "r": 69,
    "g": 94,
    "b": 203
  },
  "hsl": {
    "h": 228.806,
    "s": 56.303,
    "l": 53.333
  },
  "oklch": {
    "l": 0.52381,
    "c": 0.17101,
    "h": 269.8
  },
  "luminance": 0.13582
}

Semantic roles & 50–950 ramp

primary

#455ECB

secondary

#D3C899

accent

#C348E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0D0C15

muted

#7D7D83

Preview Lab

Preview with #455ECB

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

Preview Lab → · Contrast checker → · Palette generator →