#455DA8#455DA8

#455DA8 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.7% C 0.123 H 268.3°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#455DA8
RGB	rgb(69, 93, 168)
HSL	hsl(225, 42%, 46%)
HSV	hsv(225, 59%, 66%)
CMYK	cmyk(58.9%, 44.6%, 0%, 34.1%)
CIE-LAB	lab(41.09, 14.38, -43.16)
CIE-LCH	lch(41.09, 45.49, 288.43°)
OKLab	oklab(49.73% -0.0036 -0.1229)
OKLCH	oklch(49.73% 0.123 268.3)
XYZ	xyz(13.4341, 11.9200, 38.6310)
Luminance	0.1192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455DA8 #A89045

analogous

#458FA8 #455DA8 #5F45A8

triadic

#455DA8 #A8455D #5DA845

tetradic

#455DA8 #A8458F #A89045 #45A85F

square

#455DA8 #A8458F #A89045 #45A85F

split-complementary

#455DA8 #A85F45 #8FA845

monochromatic

#212D51 #33457D #455DA8 #697EC1 #94A3D3

Accessibility & contrast

On white

6.21

#455DA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#455DA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455DA8

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455DA8	#FFFFFF	#000000	##FFFFFF
##455DA8	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B66AB

Deuteranopia (green-blind)

#2E5DA6

Tritanopia (blue-blind)

#006E7A

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #455da8;
/* rgb */ color: rgb(69, 93, 168);
/* oklch */ color: oklch(49.7% 0.123 268.3);

Tailwind

colors: {
  custom: {
    50: '#818ac2',
    500: '#455da8',
    950: '#000000',
  },
}

SCSS

$custom: #455da8;
$custom-light: #818ac2;
$custom-dark: #000000;

JSON

{
  "hex": "#455da8",
  "rgb": {
    "r": 69,
    "g": 93,
    "b": 168
  },
  "hsl": {
    "h": 225.455,
    "s": 41.772,
    "l": 46.471
  },
  "oklch": {
    "l": 0.49728,
    "c": 0.12298,
    "h": 268.3
  },
  "luminance": 0.11921
}

Semantic roles & 50–950 ramp

primary

#455DA8

secondary

#BFB28A

accent

#B456D2

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #455DA8

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

Preview Lab → · Contrast checker → · Palette generator →