#457CD3#457CD3

#457CD3 is a mid, vivid blue. Relative luminance 0.204; OKLCH L 59.1% C 0.146 H 259.2°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#457CD3
RGB	rgb(69, 124, 211)
HSL	hsl(217, 62%, 55%)
HSV	hsv(217, 67%, 83%)
CMYK	cmyk(67.3%, 41.2%, 0%, 17.3%)
CIE-LAB	lab(52.27, 10.00, -50.20)
CIE-LCH	lch(52.27, 51.19, 281.27°)
OKLab	oklab(59.15% -0.0272 -0.1432)
OKLCH	oklch(59.15% 0.146 259.2)
XYZ	xyz(21.4155, 20.3815, 64.4208)
Luminance	0.2038 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457CD3 #D39C45

analogous

#45C3D3 #457CD3 #5545D3

triadic

#457CD3 #D3457C #7CD345

tetradic

#457CD3 #D345C3 #D39C45 #45D355

square

#457CD3 #D345C3 #D39C45 #45D355

split-complementary

#457CD3 #D35545 #C3D345

monochromatic

#1E447F #2A5EB1 #457CD3 #769FDF #A8C2EA

Accessibility & contrast

On white

4.14

#457CD3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#457CD3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457CD3

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457CD3	#FFFFFF	#000000	##000000
##457CD3	1.00	4.14	5.08	5.08
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5484D6

Deuteranopia (green-blind)

#3D77D1

Tritanopia (blue-blind)

#00909D

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #457cd3;
/* rgb */ color: rgb(69, 124, 211);
/* oklch */ color: oklch(59.1% 0.146 259.2);

Tailwind

colors: {
  custom: {
    50: '#87a1e1',
    500: '#457cd3',
    950: '#000000',
  },
}

SCSS

$custom: #457cd3;
$custom-light: #87a1e1;
$custom-dark: #000000;

JSON

{
  "hex": "#457cd3",
  "rgb": {
    "r": 69,
    "g": 124,
    "b": 211
  },
  "hsl": {
    "h": 216.761,
    "s": 61.739,
    "l": 54.902
  },
  "oklch": {
    "l": 0.59145,
    "c": 0.14577,
    "h": 259.2
  },
  "luminance": 0.20384
}

Semantic roles & 50–950 ramp

primary

#457CD3

secondary

#D8C19C

accent

#A643E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0E15

muted

#7D7E83

Preview Lab

Preview with #457CD3

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

Preview Lab → · Contrast checker → · Palette generator →