#457BE1#457BE1

#457BE1 is a mid, vivid blue. Relative luminance 0.209; OKLCH L 59.8% C 0.166 H 261.8°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#457BE1
RGB	rgb(69, 123, 225)
HSL	hsl(219, 72%, 58%)
HSV	hsv(219, 69%, 88%)
CMYK	cmyk(69.3%, 45.3%, 0%, 11.8%)
CIE-LAB	lab(52.80, 15.57, -57.24)
CIE-LCH	lch(52.80, 59.32, 285.22°)
OKLab	oklab(59.82% -0.0238 -0.1639)
OKLCH	oklch(59.82% 0.166 261.8)
XYZ	xyz(23.1230, 20.8650, 74.0283)
Luminance	0.2087 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457BE1 #E1AB45

analogous

#45C9E1 #457BE1 #5D45E1

triadic

#457BE1 #E1457B #7BE145

tetradic

#457BE1 #E145C9 #E1AB45 #45E15D

square

#457BE1 #E145C9 #E1AB45 #45E15D

split-complementary

#457BE1 #E15D45 #C9E145

monochromatic

#184394 #205BC8 #457BE1 #7AA0E9 #AEC6F2

Accessibility & contrast

On white

4.06

#457BE1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#457BE1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457BE1

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457BE1	#FFFFFF	#000000	##000000
##457BE1	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4786E5

Deuteranopia (green-blind)

#2777DF

Tritanopia (blue-blind)

#0093A3

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #457be1;
/* rgb */ color: rgb(69, 123, 225);
/* oklch */ color: oklch(59.8% 0.166 261.8);

Tailwind

colors: {
  custom: {
    50: '#8aa0eb',
    500: '#457be1',
    950: '#000000',
  },
}

SCSS

$custom: #457be1;
$custom-light: #8aa0eb;
$custom-dark: #000000;

JSON

{
  "hex": "#457be1",
  "rgb": {
    "r": 69,
    "g": 123,
    "b": 225
  },
  "hsl": {
    "h": 219.231,
    "s": 72.222,
    "l": 57.647
  },
  "oklch": {
    "l": 0.59821,
    "c": 0.16561,
    "h": 261.8
  },
  "luminance": 0.20867
}

Semantic roles & 50–950 ramp

primary

#457BE1

secondary

#E0CBA2

accent

#B039EF

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #457BE1

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

Preview Lab → · Contrast checker → · Palette generator →