#455BCF#455BCF

#455BCF is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.1% C 0.180 H 270.7°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#455BCF
RGB	rgb(69, 91, 207)
HSL	hsl(230, 59%, 54%)
HSV	hsv(230, 67%, 81%)
CMYK	cmyk(66.7%, 56%, 0%, 18.8%)
CIE-LAB	lab(43.14, 29.29, -62.60)
CIE-LCH	lch(43.14, 69.12, 295.07°)
OKLab	oklab(52.11% 0.0023 -0.1801)
OKLCH	oklch(52.11% 0.18 270.7)
XYZ	xyz(17.4540, 13.2507, 60.6572)
Luminance	0.1325 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455BCF #CFB945

analogous

#45A0CF #455BCF #7445CF

triadic

#455BCF #CF455B #5BCF45

tetradic

#455BCF #CF45A0 #CFB945 #45CF74

square

#455BCF #CF45A0 #CFB945 #45CF74

split-complementary

#455BCF #CF7445 #A0CF45

monochromatic

#202E7A #2C40AB #455BCF #7686DC #A6B1E8

Accessibility & contrast

On white

5.75

#455BCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#455BCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455BCF

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455BCF	#FFFFFF	#000000	##FFFFFF
##455BCF	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD3

Deuteranopia (green-blind)

#0060CD

Tritanopia (blue-blind)

#00778C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #455bcf;
/* rgb */ color: rgb(69, 91, 207);
/* oklch */ color: oklch(52.1% 0.180 270.7);

Tailwind

colors: {
  custom: {
    50: '#8889de',
    500: '#455bcf',
    950: '#000000',
  },
}

SCSS

$custom: #455bcf;
$custom-light: #8889de;
$custom-dark: #000000;

JSON

{
  "hex": "#455bcf",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 207
  },
  "hsl": {
    "h": 230.435,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.52105,
    "c": 0.18015,
    "h": 270.7
  },
  "luminance": 0.13252
}

Semantic roles & 50–950 ramp

primary

#455BCF

secondary

#D5CC9B

accent

#C946E2

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #455BCF

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

Preview Lab → · Contrast checker → · Palette generator →