#457DD9#457DD9

#457DD9 is a mid, vivid blue. Relative luminance 0.209; OKLCH L 59.7% C 0.153 H 259.8°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#457DD9
RGB	rgb(69, 125, 217)
HSL	hsl(217, 66%, 56%)
HSV	hsv(217, 68%, 85%)
CMYK	cmyk(68.2%, 42.4%, 0%, 14.9%)
CIE-LAB	lab(52.88, 11.51, -52.61)
CIE-LCH	lch(52.88, 53.85, 282.34°)
OKLab	oklab(59.73% -0.027 -0.1502)
OKLCH	oklch(59.73% 0.153 259.8)
XYZ	xyz(22.3078, 20.9399, 68.4984)
Luminance	0.2094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457DD9 #D9A145

analogous

#45C7D9 #457DD9 #5745D9

triadic

#457DD9 #D9457D #7DD945

tetradic

#457DD9 #D945C7 #D9A145 #45D957

square

#457DD9 #D945C7 #D9A145 #45D957

split-complementary

#457DD9 #D95745 #C7D945

monochromatic

#1C4588 #265EBB #457DD9 #78A1E3 #ABC4EE

Accessibility & contrast

On white

4.05

#457DD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#457DD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457DD9

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457DD9	#FFFFFF	#000000	##000000
##457DD9	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5186DD

Deuteranopia (green-blind)

#3878D7

Tritanopia (blue-blind)

#0092A0

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #457dd9;
/* rgb */ color: rgb(69, 125, 217);
/* oklch */ color: oklch(59.7% 0.153 259.8);

Tailwind

colors: {
  custom: {
    50: '#88a2e5',
    500: '#457dd9',
    950: '#000000',
  },
}

SCSS

$custom: #457dd9;
$custom-light: #88a2e5;
$custom-dark: #000000;

JSON

{
  "hex": "#457dd9",
  "rgb": {
    "r": 69,
    "g": 125,
    "b": 217
  },
  "hsl": {
    "h": 217.297,
    "s": 66.071,
    "l": 56.078
  },
  "oklch": {
    "l": 0.59733,
    "c": 0.15265,
    "h": 259.8
  },
  "luminance": 0.20942
}

Semantic roles & 50–950 ramp

primary

#457DD9

secondary

#DBC49E

accent

#A93FE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0F16

muted

#7E7E84

Preview Lab

Preview with #457DD9

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

Preview Lab → · Contrast checker → · Palette generator →