#457BDF#457BDF

#457BDF is a mid, vivid blue. Relative luminance 0.208; OKLCH L 59.7% C 0.163 H 261.5°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#457BDF
RGB	rgb(69, 123, 223)
HSL	hsl(219, 71%, 57%)
HSV	hsv(219, 69%, 87%)
CMYK	cmyk(69.1%, 44.8%, 0%, 12.5%)
CIE-LAB	lab(52.68, 14.86, -56.31)
CIE-LCH	lch(52.68, 58.24, 284.79°)
OKLab	oklab(59.69% -0.0241 -0.1611)
OKLCH	oklch(59.69% 0.163 261.5)
XYZ	xyz(22.8517, 20.7565, 72.5998)
Luminance	0.2076 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457BDF #DFA945

analogous

#45C8DF #457BDF #5C45DF

triadic

#457BDF #DF457B #7BDF45

tetradic

#457BDF #DF45C8 #DFA945 #45DF5C

square

#457BDF #DF45C8 #DFA945 #45DF5C

split-complementary

#457BDF #DF5C45 #C8DF45

monochromatic

#194391 #225BC5 #457BDF #79A0E8 #ADC5F1

Accessibility & contrast

On white

4.08

#457BDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#457BDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457BDF

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457BDF	#FFFFFF	#000000	##000000
##457BDF	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4985E3

Deuteranopia (green-blind)

#2B77DD

Tritanopia (blue-blind)

#0092A2

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #457bdf;
/* rgb */ color: rgb(69, 123, 223);
/* oklch */ color: oklch(59.7% 0.163 261.5);

Tailwind

colors: {
  custom: {
    50: '#8aa0e9',
    500: '#457bdf',
    950: '#000000',
  },
}

SCSS

$custom: #457bdf;
$custom-light: #8aa0e9;
$custom-dark: #000000;

JSON

{
  "hex": "#457bdf",
  "rgb": {
    "r": 69,
    "g": 123,
    "b": 223
  },
  "hsl": {
    "h": 218.961,
    "s": 70.642,
    "l": 57.255
  },
  "oklch": {
    "l": 0.5969,
    "c": 0.16294,
    "h": 261.5
  },
  "luminance": 0.20759
}

Semantic roles & 50–950 ramp

primary

#457BDF

secondary

#DFC9A1

accent

#AF3AED

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #457BDF

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

Preview Lab → · Contrast checker → · Palette generator →