#457CC9#457CC9

#457CC9 is a mid, vivid blue. Relative luminance 0.199; OKLCH L 58.5% C 0.132 H 257.2°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#457CC9
RGB	rgb(69, 124, 201)
HSL	hsl(215, 55%, 53%)
HSV	hsv(215, 66%, 79%)
CMYK	cmyk(65.7%, 38.3%, 0%, 21.2%)
CIE-LAB	lab(51.72, 6.49, -45.39)
CIE-LCH	lch(51.72, 45.85, 278.14°)
OKLab	oklab(58.54% -0.0294 -0.1291)
OKLCH	oklch(58.54% 0.132 257.2)
XYZ	xyz(20.2007, 19.8956, 58.0227)
Luminance	0.1990 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457CC9 #C99245

analogous

#45BEC9 #457CC9 #5045C9

triadic

#457CC9 #C9457C #7CC945

tetradic

#457CC9 #C945BE #C99245 #45C950

square

#457CC9 #C945BE #C99245 #45C950

split-complementary

#457CC9 #C95045 #BEC945

monochromatic

#214372 #2F5FA2 #457CC9 #749DD7 #A4BFE5

Accessibility & contrast

On white

4.22

#457CC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#457CC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457CC9

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457CC9	#FFFFFF	#000000	##000000
##457CC9	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A82CC

Deuteranopia (green-blind)

#4776C7

Tritanopia (blue-blind)

#008E99

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #457cc9;
/* rgb */ color: rgb(69, 124, 201);
/* oklch */ color: oklch(58.5% 0.132 257.2);

Tailwind

colors: {
  custom: {
    50: '#86a1da',
    500: '#457cc9',
    950: '#000000',
  },
}

SCSS

$custom: #457cc9;
$custom-light: #86a1da;
$custom-dark: #000000;

JSON

{
  "hex": "#457cc9",
  "rgb": {
    "r": 69,
    "g": 124,
    "b": 201
  },
  "hsl": {
    "h": 215,
    "s": 55,
    "l": 52.941
  },
  "oklch": {
    "l": 0.58543,
    "c": 0.1324,
    "h": 257.2
  },
  "luminance": 0.19898
}

Semantic roles & 50–950 ramp

primary

#457CC9

secondary

#D1BA98

accent

#A049DE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #457CC9

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

Preview Lab → · Contrast checker → · Palette generator →