#457DD3#457DD3

#457DD3 is a mid, vivid blue. Relative luminance 0.206; OKLCH L 59.4% C 0.145 H 258.8°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#457DD3
RGB	rgb(69, 125, 211)
HSL	hsl(216, 62%, 55%)
HSV	hsv(216, 67%, 83%)
CMYK	cmyk(67.3%, 40.8%, 0%, 17.3%)
CIE-LAB	lab(52.55, 9.39, -49.75)
CIE-LCH	lch(52.55, 50.63, 280.69°)
OKLab	oklab(59.36% -0.0282 -0.1419)
OKLCH	oklch(59.36% 0.145 258.8)
XYZ	xyz(21.5415, 20.6334, 64.4628)
Luminance	0.2064 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457DD3 #D39B45

analogous

#45C4D3 #457DD3 #5445D3

triadic

#457DD3 #D3457D #7DD345

tetradic

#457DD3 #D345C4 #D39B45 #45D354

square

#457DD3 #D345C4 #D39B45 #45D354

split-complementary

#457DD3 #D35445 #C4D345

monochromatic

#1E457F #2A5FB1 #457DD3 #76A0DF #A8C2EA

Accessibility & contrast

On white

4.10

#457DD3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#457DD3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457DD3

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457DD3	#FFFFFF	#000000	##000000
##457DD3	1.00	4.10	5.13	5.13
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5585D6

Deuteranopia (green-blind)

#3F77D1

Tritanopia (blue-blind)

#00919E

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #457dd3;
/* rgb */ color: rgb(69, 125, 211);
/* oklch */ color: oklch(59.4% 0.145 258.8);

Tailwind

colors: {
  custom: {
    50: '#87a2e1',
    500: '#457dd3',
    950: '#000000',
  },
}

SCSS

$custom: #457dd3;
$custom-light: #87a2e1;
$custom-dark: #000000;

JSON

{
  "hex": "#457dd3",
  "rgb": {
    "r": 69,
    "g": 125,
    "b": 211
  },
  "hsl": {
    "h": 216.338,
    "s": 61.739,
    "l": 54.902
  },
  "oklch": {
    "l": 0.59362,
    "c": 0.14465,
    "h": 258.8
  },
  "luminance": 0.20636
}

Semantic roles & 50–950 ramp

primary

#457DD3

secondary

#D8C09C

accent

#A543E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0F15

muted

#7D7E83

Preview Lab

Preview with #457DD3

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

Preview Lab → · Contrast checker → · Palette generator →