#457FD9#457FD9

#457FD9 is a mid, vivid blue. Relative luminance 0.215; OKLCH L 60.2% C 0.150 H 258.9°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#457FD9
RGB	rgb(69, 127, 217)
HSL	hsl(216, 66%, 56%)
HSV	hsv(216, 68%, 85%)
CMYK	cmyk(68.2%, 41.5%, 0%, 14.9%)
CIE-LAB	lab(53.44, 10.28, -51.72)
CIE-LCH	lch(53.44, 52.73, 281.25°)
OKLab	oklab(60.16% -0.0289 -0.1476)
OKLCH	oklch(60.16% 0.15 258.9)
XYZ	xyz(22.5635, 21.4514, 68.5836)
Luminance	0.2145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457FD9 #D99F45

analogous

#45C9D9 #457FD9 #5545D9

triadic

#457FD9 #D9457F #7FD945

tetradic

#457FD9 #D945C9 #D99F45 #45D955

square

#457FD9 #D945C9 #D99F45 #45D955

split-complementary

#457FD9 #D95545 #C9D945

monochromatic

#1C4688 #2660BB #457FD9 #78A2E3 #ABC5EE

Accessibility & contrast

On white

3.97

#457FD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#457FD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457FD9

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457FD9	#FFFFFF	#000000	##000000
##457FD9	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5587DD

Deuteranopia (green-blind)

#3D79D7

Tritanopia (blue-blind)

#0094A1

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #457fd9;
/* rgb */ color: rgb(69, 127, 217);
/* oklch */ color: oklch(60.2% 0.150 258.9);

Tailwind

colors: {
  custom: {
    50: '#88a3e5',
    500: '#457fd9',
    950: '#000000',
  },
}

SCSS

$custom: #457fd9;
$custom-light: #88a3e5;
$custom-dark: #000000;

JSON

{
  "hex": "#457fd9",
  "rgb": {
    "r": 69,
    "g": 127,
    "b": 217
  },
  "hsl": {
    "h": 216.486,
    "s": 66.071,
    "l": 56.078
  },
  "oklch": {
    "l": 0.60163,
    "c": 0.1504,
    "h": 258.9
  },
  "luminance": 0.21454
}

Semantic roles & 50–950 ramp

primary

#457FD9

secondary

#DBC49E

accent

#A63FE9

background

#F9FAFE

surface

#F1F3FC

border

#CBCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #457FD9

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

Preview Lab → · Contrast checker → · Palette generator →