#455BC5#455BC5

#455BC5 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.3% C 0.167 H 270.6°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#455BC5
RGB	rgb(69, 91, 197)
HSL	hsl(230, 52%, 52%)
HSV	hsv(230, 65%, 77%)
CMYK	cmyk(65%, 53.8%, 0%, 22.7%)
CIE-LAB	lab(42.43, 25.79, -57.99)
CIE-LCH	lch(42.43, 63.46, 293.98°)
OKLab	oklab(51.35% 0.0018 -0.1666)
OKLCH	oklch(51.35% 0.167 270.6)
XYZ	xyz(16.2700, 12.7771, 54.4213)
Luminance	0.1278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455BC5 #C5AF45

analogous

#459BC5 #455BC5 #6F45C5

triadic

#455BC5 #C5455B #5BC545

tetradic

#455BC5 #C5459B #C5AF45 #45C56F

square

#455BC5 #C5459B #C5AF45 #45C56F

split-complementary

#455BC5 #C56F45 #9BC545

monochromatic

#222F6D #31439C #455BC5 #7484D4 #A2ADE2

Accessibility & contrast

On white

5.91

#455BC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#455BC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455BC5

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455BC5	#FFFFFF	#000000	##FFFFFF
##455BC5	1.00	5.91	3.56	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F6AC9

Deuteranopia (green-blind)

#005FC3

Tritanopia (blue-blind)

#007487

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #455bc5;
/* rgb */ color: rgb(69, 91, 197);
/* oklch */ color: oklch(51.3% 0.167 270.6);

Tailwind

colors: {
  custom: {
    50: '#8689d7',
    500: '#455bc5',
    950: '#000000',
  },
}

SCSS

$custom: #455bc5;
$custom-light: #8689d7;
$custom-dark: #000000;

JSON

{
  "hex": "#455bc5",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 197
  },
  "hsl": {
    "h": 229.688,
    "s": 52.459,
    "l": 52.157
  },
  "oklch": {
    "l": 0.51345,
    "c": 0.16658,
    "h": 270.6
  },
  "luminance": 0.12779
}

Semantic roles & 50–950 ramp

primary

#455BC5

secondary

#CFC597

accent

#C34CDC

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #455BC5

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

Preview Lab → · Contrast checker → · Palette generator →