#455BBF#455BBF

#455BBF is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.9% C 0.158 H 270.5°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#455BBF
RGB	rgb(69, 91, 191)
HSL	hsl(229, 49%, 51%)
HSV	hsv(229, 64%, 75%)
CMYK	cmyk(63.9%, 52.4%, 0%, 25.1%)
CIE-LAB	lab(42.01, 23.68, -55.17)
CIE-LCH	lch(42.01, 60.04, 293.23°)
OKLab	oklab(50.9% 0.0014 -0.1583)
OKLCH	oklch(50.9% 0.158 270.5)
XYZ	xyz(15.5961, 12.5076, 50.8724)
Luminance	0.1251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455BBF #BFA945

analogous

#4598BF #455BBF #6C45BF

triadic

#455BBF #BF455B #5BBF45

tetradic

#455BBF #BF4598 #BFA945 #45BF6C

square

#455BBF #BF4598 #BFA945 #45BF6C

split-complementary

#455BBF #BF6C45 #98BF45

monochromatic

#232F66 #334494 #455BBF #7383CF #A0ABDE

Accessibility & contrast

On white

6.00

#455BBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#455BBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455BBF

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455BBF	#FFFFFF	#000000	##FFFFFF
##455BBF	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D69C3

Deuteranopia (green-blind)

#005EBD

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #455bbf;
/* rgb */ color: rgb(69, 91, 191);
/* oklch */ color: oklch(50.9% 0.158 270.5);

Tailwind

colors: {
  custom: {
    50: '#8589d3',
    500: '#455bbf',
    950: '#000000',
  },
}

SCSS

$custom: #455bbf;
$custom-light: #8589d3;
$custom-dark: #000000;

JSON

{
  "hex": "#455bbf",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 191
  },
  "hsl": {
    "h": 229.18,
    "s": 48.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.50901,
    "c": 0.1583,
    "h": 270.5
  },
  "luminance": 0.12509
}

Semantic roles & 50–950 ramp

primary

#455BBF

secondary

#CBC195

accent

#C04FD8

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #455BBF

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

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