#457BD3#457BD3

#457BD3 is a mid, vivid blue. Relative luminance 0.201; OKLCH L 58.9% C 0.147 H 259.7°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#457BD3
RGB	rgb(69, 123, 211)
HSL	hsl(217, 62%, 55%)
HSV	hsv(217, 67%, 83%)
CMYK	cmyk(67.3%, 41.7%, 0%, 17.3%)
CIE-LAB	lab(51.99, 10.62, -50.65)
CIE-LCH	lch(51.99, 51.75, 281.84°)
OKLab	oklab(58.93% -0.0263 -0.1445)
OKLCH	oklch(58.93% 0.147 259.7)
XYZ	xyz(21.2909, 20.1321, 64.3792)
Luminance	0.2013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457BD3 #D39D45

analogous

#45C2D3 #457BD3 #5645D3

triadic

#457BD3 #D3457B #7BD345

tetradic

#457BD3 #D345C2 #D39D45 #45D356

square

#457BD3 #D345C2 #D39D45 #45D356

split-complementary

#457BD3 #D35645 #C2D345

monochromatic

#1E437F #2A5DB1 #457BD3 #769EDF #A8C1EA

Accessibility & contrast

On white

4.18

#457BD3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#457BD3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457BD3

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457BD3	#FFFFFF	#000000	##000000
##457BD3	1.00	4.18	5.03	5.03
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5283D6

Deuteranopia (green-blind)

#3B76D1

Tritanopia (blue-blind)

#008F9D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #457bd3;
/* rgb */ color: rgb(69, 123, 211);
/* oklch */ color: oklch(58.9% 0.147 259.7);

Tailwind

colors: {
  custom: {
    50: '#87a0e1',
    500: '#457bd3',
    950: '#000000',
  },
}

SCSS

$custom: #457bd3;
$custom-light: #87a0e1;
$custom-dark: #000000;

JSON

{
  "hex": "#457bd3",
  "rgb": {
    "r": 69,
    "g": 123,
    "b": 211
  },
  "hsl": {
    "h": 217.183,
    "s": 61.739,
    "l": 54.902
  },
  "oklch": {
    "l": 0.58929,
    "c": 0.14689,
    "h": 259.7
  },
  "luminance": 0.20134
}

Semantic roles & 50–950 ramp

primary

#457BD3

secondary

#D8C19C

accent

#A743E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0E15

muted

#7D7E83

Preview Lab

Preview with #457BD3

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

Preview Lab → · Contrast checker → · Palette generator →