#455FA1#455FA1

#455FA1 is a mid, moderate blue. Relative luminance 0.120; OKLCH L 49.7% C 0.110 H 266.3°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#455FA1
RGB	rgb(69, 95, 161)
HSL	hsl(223, 40%, 45%)
HSV	hsv(223, 57%, 63%)
CMYK	cmyk(57.1%, 41%, 0%, 36.9%)
CIE-LAB	lab(41.25, 10.69, -38.75)
CIE-LCH	lch(41.25, 40.20, 285.43°)
OKLab	oklab(49.72% -0.0072 -0.11)
OKLCH	oklch(49.72% 0.11 266.3)
XYZ	xyz(12.9773, 12.0218, 35.3479)
Luminance	0.1202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455FA1 #A18745

analogous

#458DA1 #455FA1 #5945A1

triadic

#455FA1 #A1455F #5FA145

tetradic

#455FA1 #A1458D #A18745 #45A159

square

#455FA1 #A1458D #A18745 #45A159

split-complementary

#455FA1 #A15945 #8DA145

monochromatic

#202C4B #334676 #455FA1 #667FBD #91A2D0

Accessibility & contrast

On white

6.17

#455FA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#455FA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455FA1

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455FA1	#FFFFFF	#000000	##FFFFFF
##455FA1	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4366A4

Deuteranopia (green-blind)

#385DA0

Tritanopia (blue-blind)

#076E78

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #455fa1;
/* rgb */ color: rgb(69, 95, 161);
/* oklch */ color: oklch(49.7% 0.110 266.3);

Tailwind

colors: {
  custom: {
    50: '#808cbd',
    500: '#455fa1',
    950: '#000000',
  },
}

SCSS

$custom: #455fa1;
$custom-light: #808cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#455fa1",
  "rgb": {
    "r": 69,
    "g": 95,
    "b": 161
  },
  "hsl": {
    "h": 223.043,
    "s": 40,
    "l": 45.098
  },
  "oklch": {
    "l": 0.49721,
    "c": 0.11021,
    "h": 266.3
  },
  "luminance": 0.12023
}

Semantic roles & 50–950 ramp

primary

#455FA1

secondary

#BBAC87

accent

#AE58D0

background

#F8F8FB

surface

#EFF0F6

border

#CACBD0

text

#0B0C12

muted

#7C7D81

Preview Lab

Preview with #455FA1

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

Preview Lab → · Contrast checker → · Palette generator →