#457CE0#457CE0

#457CE0 is a mid, vivid blue. Relative luminance 0.211; OKLCH L 60.0% C 0.163 H 261.2°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#457CE0
RGB	rgb(69, 124, 224)
HSL	hsl(219, 71%, 57%)
HSV	hsv(219, 69%, 88%)
CMYK	cmyk(69.2%, 44.6%, 0%, 12.2%)
CIE-LAB	lab(53.02, 14.60, -56.34)
CIE-LCH	lch(53.02, 58.20, 284.53°)
OKLab	oklab(59.97% -0.0248 -0.1612)
OKLCH	oklch(59.97% 0.163 261.2)
XYZ	xyz(23.1116, 21.0599, 73.3535)
Luminance	0.2106 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457CE0 #E0A945

analogous

#45C9E0 #457CE0 #5C45E0

triadic

#457CE0 #E0457C #7CE045

tetradic

#457CE0 #E045C9 #E0A945 #45E05C

square

#457CE0 #E045C9 #E0A945 #45E05C

split-complementary

#457CE0 #E05C45 #C9E045

monochromatic

#184492 #215CC7 #457CE0 #79A1E9 #AEC6F1

Accessibility & contrast

On white

4.03

#457CE0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#457CE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457CE0

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457CE0	#FFFFFF	#000000	##000000
##457CE0	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A86E4

Deuteranopia (green-blind)

#2C78DE

Tritanopia (blue-blind)

#0093A3

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #457ce0;
/* rgb */ color: rgb(69, 124, 224);
/* oklch */ color: oklch(60.0% 0.163 261.2);

Tailwind

colors: {
  custom: {
    50: '#8aa1ea',
    500: '#457ce0',
    950: '#000000',
  },
}

SCSS

$custom: #457ce0;
$custom-light: #8aa1ea;
$custom-dark: #000000;

JSON

{
  "hex": "#457ce0",
  "rgb": {
    "r": 69,
    "g": 124,
    "b": 224
  },
  "hsl": {
    "h": 218.71,
    "s": 71.429,
    "l": 57.451
  },
  "oklch": {
    "l": 0.59966,
    "c": 0.16312,
    "h": 261.2
  },
  "luminance": 0.21062
}

Semantic roles & 50–950 ramp

primary

#457CE0

secondary

#E0C9A1

accent

#AE3AEE

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #457CE0

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

Preview Lab → · Contrast checker → · Palette generator →