#455FD1#455FD1

#455FD1 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.0% C 0.178 H 269.7°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#455FD1
RGB	rgb(69, 95, 209)
HSL	hsl(229, 60%, 55%)
HSV	hsv(229, 67%, 82%)
CMYK	cmyk(67%, 54.5%, 0%, 18%)
CIE-LAB	lab(44.31, 27.46, -61.86)
CIE-LCH	lch(44.31, 67.68, 293.94°)
OKLab	oklab(53.03% -0.001 -0.1779)
OKLCH	oklch(53.03% 0.178 269.7)
XYZ	xyz(18.0512, 14.0514, 62.0701)
Luminance	0.1405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455FD1 #D1B745

analogous

#45A5D1 #455FD1 #7145D1

triadic

#455FD1 #D1455F #5FD145

tetradic

#455FD1 #D145A5 #D1B745 #45D171

square

#455FD1 #D145A5 #D1B745 #45D171

split-complementary

#455FD1 #D17145 #A5D145

monochromatic

#1F307D #2B43AE #455FD1 #7689DD #A7B3E9

Accessibility & contrast

On white

5.51

#455FD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#455FD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455FD1

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455FD1	#FFFFFF	#000000	##FFFFFF
##455FD1	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FD5

Deuteranopia (green-blind)

#0063CF

Tritanopia (blue-blind)

#007A8F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #455fd1;
/* rgb */ color: rgb(69, 95, 209);
/* oklch */ color: oklch(53.0% 0.178 269.7);

Tailwind

colors: {
  custom: {
    50: '#888ce0',
    500: '#455fd1',
    950: '#000000',
  },
}

SCSS

$custom: #455fd1;
$custom-light: #888ce0;
$custom-dark: #000000;

JSON

{
  "hex": "#455fd1",
  "rgb": {
    "r": 69,
    "g": 95,
    "b": 209
  },
  "hsl": {
    "h": 228.857,
    "s": 60.345,
    "l": 54.51
  },
  "oklch": {
    "l": 0.53026,
    "c": 0.1779,
    "h": 269.7
  },
  "luminance": 0.14053
}

Semantic roles & 50–950 ramp

primary

#455FD1

secondary

#D7CC9B

accent

#C644E3

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #455FD1

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

Preview Lab → · Contrast checker → · Palette generator →