#457CD1#457CD1

#457CD1 is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.0% C 0.143 H 258.9°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#457CD1
RGB	rgb(69, 124, 209)
HSL	hsl(216, 60%, 55%)
HSV	hsv(216, 67%, 82%)
CMYK	cmyk(67%, 40.7%, 0%, 18%)
CIE-LAB	lab(52.15, 9.30, -49.25)
CIE-LCH	lch(52.15, 50.12, 280.69°)
OKLab	oklab(59.02% -0.0277 -0.1404)
OKLCH	oklch(59.02% 0.143 258.9)
XYZ	xyz(21.1664, 20.2818, 63.1085)
Luminance	0.2028 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457CD1 #D19A45

analogous

#45C2D1 #457CD1 #5445D1

triadic

#457CD1 #D1457C #7CD145

tetradic

#457CD1 #D145C2 #D19A45 #45D154

square

#457CD1 #D145C2 #D19A45 #45D154

split-complementary

#457CD1 #D15445 #C2D145

monochromatic

#1F447D #2B5EAE #457CD1 #769FDD #A7C1E9

Accessibility & contrast

On white

4.15

#457CD1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#457CD1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457CD1

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457CD1	#FFFFFF	#000000	##000000
##457CD1	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5583D4

Deuteranopia (green-blind)

#3F76CF

Tritanopia (blue-blind)

#00909C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #457cd1;
/* rgb */ color: rgb(69, 124, 209);
/* oklch */ color: oklch(59.0% 0.143 258.9);

Tailwind

colors: {
  custom: {
    50: '#87a1df',
    500: '#457cd1',
    950: '#000000',
  },
}

SCSS

$custom: #457cd1;
$custom-light: #87a1df;
$custom-dark: #000000;

JSON

{
  "hex": "#457cd1",
  "rgb": {
    "r": 69,
    "g": 124,
    "b": 209
  },
  "hsl": {
    "h": 216.429,
    "s": 60.345,
    "l": 54.51
  },
  "oklch": {
    "l": 0.59022,
    "c": 0.14309,
    "h": 258.9
  },
  "luminance": 0.20284
}

Semantic roles & 50–950 ramp

primary

#457CD1

secondary

#D7BF9B

accent

#A544E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #457CD1

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

Preview Lab → · Contrast checker → · Palette generator →