#455CB4#455CB4

#455CB4 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.3% C 0.142 H 269.7°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#455CB4
RGB	rgb(69, 92, 180)
HSL	hsl(228, 45%, 49%)
HSV	hsv(228, 62%, 71%)
CMYK	cmyk(61.7%, 48.9%, 0%, 29.4%)
CIE-LAB	lab(41.55, 19.19, -49.48)
CIE-LCH	lch(41.55, 53.08, 291.20°)
OKLab	oklab(50.32% -0.0007 -0.1415)
OKLCH	oklch(50.32% 0.142 269.7)
XYZ	xyz(14.5168, 12.2136, 44.7636)
Luminance	0.1221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455CB4 #B49D45

analogous

#4594B4 #455CB4 #6645B4

triadic

#455CB4 #B4455C #5CB445

tetradic

#455CB4 #B44594 #B49D45 #45B466

square

#455CB4 #B44594 #B49D45 #45B466

split-complementary

#455CB4 #B46645 #94B445

monochromatic

#232F5C #344588 #455CB4 #6F81C8 #9BA8D9

Accessibility & contrast

On white

6.10

#455CB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#455CB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455CB4

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455CB4	#FFFFFF	#000000	##FFFFFF
##455CB4	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F67B7

Deuteranopia (green-blind)

#195DB2

Tritanopia (blue-blind)

#00707F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #455cb4;
/* rgb */ color: rgb(69, 92, 180);
/* oklch */ color: oklch(50.3% 0.142 269.7);

Tailwind

colors: {
  custom: {
    50: '#8389cb',
    500: '#455cb4',
    950: '#000000',
  },
}

SCSS

$custom: #455cb4;
$custom-light: #8389cb;
$custom-dark: #000000;

JSON

{
  "hex": "#455cb4",
  "rgb": {
    "r": 69,
    "g": 92,
    "b": 180
  },
  "hsl": {
    "h": 227.568,
    "s": 44.578,
    "l": 48.824
  },
  "oklch": {
    "l": 0.50322,
    "c": 0.14154,
    "h": 269.7
  },
  "luminance": 0.12215
}

Semantic roles & 50–950 ramp

primary

#455CB4

secondary

#C5BA90

accent

#BA54D4

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #455CB4

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

Preview Lab → · Contrast checker → · Palette generator →