#455EB4#455EB4

#455EB4 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.7% C 0.139 H 268.8°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#455EB4
RGB	rgb(69, 94, 180)
HSL	hsl(226, 45%, 49%)
HSV	hsv(226, 62%, 71%)
CMYK	cmyk(61.7%, 47.8%, 0%, 29.4%)
CIE-LAB	lab(42.10, 17.91, -48.61)
CIE-LCH	lch(42.10, 51.80, 290.23°)
OKLab	oklab(50.74% -0.0028 -0.1389)
OKLCH	oklch(50.74% 0.139 268.8)
XYZ	xyz(14.6924, 12.5647, 44.8221)
Luminance	0.1257 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455EB4 #B49B45

analogous

#4596B4 #455EB4 #6445B4

triadic

#455EB4 #B4455E #5EB445

tetradic

#455EB4 #B44596 #B49B45 #45B464

square

#455EB4 #B44596 #B49B45 #45B464

split-complementary

#455EB4 #B46445 #96B445

monochromatic

#23305C #344788 #455EB4 #6F83C8 #9BA9D9

Accessibility & contrast

On white

5.98

#455EB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#455EB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455EB4

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455EB4	#FFFFFF	#000000	##FFFFFF
##455EB4	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3369B7

Deuteranopia (green-blind)

#205FB2

Tritanopia (blue-blind)

#007280

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #455eb4;
/* rgb */ color: rgb(69, 94, 180);
/* oklch */ color: oklch(50.7% 0.139 268.8);

Tailwind

colors: {
  custom: {
    50: '#838bcb',
    500: '#455eb4',
    950: '#000000',
  },
}

SCSS

$custom: #455eb4;
$custom-light: #838bcb;
$custom-dark: #000000;

JSON

{
  "hex": "#455eb4",
  "rgb": {
    "r": 69,
    "g": 94,
    "b": 180
  },
  "hsl": {
    "h": 226.486,
    "s": 44.578,
    "l": 48.824
  },
  "oklch": {
    "l": 0.50737,
    "c": 0.13896,
    "h": 268.8
  },
  "luminance": 0.12566
}

Semantic roles & 50–950 ramp

primary

#455EB4

secondary

#C5B990

accent

#B754D4

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #455EB4

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

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