#457AD1#457AD1

#457AD1 is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.6% C 0.145 H 259.8°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#457AD1
RGB	rgb(69, 122, 209)
HSL	hsl(217, 60%, 55%)
HSV	hsv(217, 67%, 82%)
CMYK	cmyk(67%, 41.6%, 0%, 18%)
CIE-LAB	lab(51.59, 10.53, -50.14)
CIE-LCH	lch(51.59, 51.23, 281.86°)
OKLab	oklab(58.59% -0.0257 -0.143)
OKLCH	oklch(58.59% 0.145 259.8)
XYZ	xyz(20.9183, 19.7856, 63.0258)
Luminance	0.1979 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457AD1 #D19C45

analogous

#45C0D1 #457AD1 #5645D1

triadic

#457AD1 #D1457A #7AD145

tetradic

#457AD1 #D145C0 #D19C45 #45D156

square

#457AD1 #D145C0 #D19C45 #45D156

split-complementary

#457AD1 #D15645 #C0D145

monochromatic

#1F427D #2B5DAE #457AD1 #769DDD #A7C0E9

Accessibility & contrast

On white

4.24

#457AD1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#457AD1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457AD1

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457AD1	#FFFFFF	#000000	##000000
##457AD1	1.00	4.24	4.96	4.96
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5182D4

Deuteranopia (green-blind)

#3B75CF

Tritanopia (blue-blind)

#008E9B

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #457ad1;
/* rgb */ color: rgb(69, 122, 209);
/* oklch */ color: oklch(58.6% 0.145 259.8);

Tailwind

colors: {
  custom: {
    50: '#879fdf',
    500: '#457ad1',
    950: '#000000',
  },
}

SCSS

$custom: #457ad1;
$custom-light: #879fdf;
$custom-dark: #000000;

JSON

{
  "hex": "#457ad1",
  "rgb": {
    "r": 69,
    "g": 122,
    "b": 209
  },
  "hsl": {
    "h": 217.286,
    "s": 60.345,
    "l": 54.51
  },
  "oklch": {
    "l": 0.58588,
    "c": 0.14534,
    "h": 259.8
  },
  "luminance": 0.19788
}

Semantic roles & 50–950 ramp

primary

#457AD1

secondary

#D7C09B

accent

#A744E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #457AD1

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

Preview Lab → · Contrast checker → · Palette generator →