#455FCF#455FCF

#455FCF is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.9% C 0.175 H 269.6°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#455FCF
RGB	rgb(69, 95, 207)
HSL	hsl(229, 59%, 54%)
HSV	hsv(229, 67%, 81%)
CMYK	cmyk(66.7%, 54.1%, 0%, 18.8%)
CIE-LAB	lab(44.17, 26.76, -60.94)
CIE-LCH	lch(44.17, 66.55, 293.71°)
OKLab	oklab(52.88% -0.0011 -0.1752)
OKLCH	oklch(52.88% 0.175 269.6)
XYZ	xyz(17.8051, 13.9529, 60.7742)
Luminance	0.1396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455FCF #CFB545

analogous

#45A4CF #455FCF #7045CF

triadic

#455FCF #CF455F #5FCF45

tetradic

#455FCF #CF45A4 #CFB545 #45CF70

square

#455FCF #CF45A4 #CFB545 #45CF70

split-complementary

#455FCF #CF7045 #A4CF45

monochromatic

#20317A #2C44AB #455FCF #7689DC #A6B3E8

Accessibility & contrast

On white

5.54

#455FCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#455FCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455FCF

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455FCF	#FFFFFF	#000000	##FFFFFF
##455FCF	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#066FD3

Deuteranopia (green-blind)

#0062CD

Tritanopia (blue-blind)

#007A8E

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #455fcf;
/* rgb */ color: rgb(69, 95, 207);
/* oklch */ color: oklch(52.9% 0.175 269.6);

Tailwind

colors: {
  custom: {
    50: '#888cde',
    500: '#455fcf',
    950: '#000000',
  },
}

SCSS

$custom: #455fcf;
$custom-light: #888cde;
$custom-dark: #000000;

JSON

{
  "hex": "#455fcf",
  "rgb": {
    "r": 69,
    "g": 95,
    "b": 207
  },
  "hsl": {
    "h": 228.696,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.52876,
    "c": 0.1752,
    "h": 269.6
  },
  "luminance": 0.13955
}

Semantic roles & 50–950 ramp

primary

#455FCF

secondary

#D5CA9B

accent

#C546E2

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #455FCF

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

Preview Lab → · Contrast checker → · Palette generator →