#457CD0#457CD0

#457CD0 is a mid, vivid blue. Relative luminance 0.202; OKLCH L 59.0% C 0.142 H 258.7°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#457CD0
RGB	rgb(69, 124, 208)
HSL	hsl(216, 60%, 54%)
HSV	hsv(216, 67%, 82%)
CMYK	cmyk(66.8%, 40.4%, 0%, 18.4%)
CIE-LAB	lab(52.10, 8.95, -48.77)
CIE-LCH	lch(52.10, 49.58, 280.40°)
OKLab	oklab(58.96% -0.0279 -0.139)
OKLCH	oklch(58.96% 0.142 258.7)
XYZ	xyz(21.0430, 20.2325, 62.4586)
Luminance	0.2024 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457CD0 #D09945

analogous

#45C2D0 #457CD0 #5445D0

triadic

#457CD0 #D0457C #7CD045

tetradic

#457CD0 #D045C2 #D09945 #45D054

square

#457CD0 #D045C2 #D09945 #45D054

split-complementary

#457CD0 #D05445 #C2D045

monochromatic

#1F447B #2C5EAC #457CD0 #769EDC #A7C1E9

Accessibility & contrast

On white

4.16

#457CD0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#457CD0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457CD0

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457CD0	#FFFFFF	#000000	##000000
##457CD0	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5683D3

Deuteranopia (green-blind)

#4076CE

Tritanopia (blue-blind)

#008F9C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #457cd0;
/* rgb */ color: rgb(69, 124, 208);
/* oklch */ color: oklch(59.0% 0.142 258.7);

Tailwind

colors: {
  custom: {
    50: '#87a1df',
    500: '#457cd0',
    950: '#000000',
  },
}

SCSS

$custom: #457cd0;
$custom-light: #87a1df;
$custom-dark: #000000;

JSON

{
  "hex": "#457cd0",
  "rgb": {
    "r": 69,
    "g": 124,
    "b": 208
  },
  "hsl": {
    "h": 216.259,
    "s": 59.657,
    "l": 54.314
  },
  "oklch": {
    "l": 0.58962,
    "c": 0.14176,
    "h": 258.7
  },
  "luminance": 0.20235
}

Semantic roles & 50–950 ramp

primary

#457CD0

secondary

#D6BF9B

accent

#A445E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #457CD0

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

Preview Lab → · Contrast checker → · Palette generator →