#457BC9#457BC9

#457BC9 is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.3% C 0.133 H 257.7°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#457BC9
RGB	rgb(69, 123, 201)
HSL	hsl(215, 55%, 53%)
HSV	hsv(215, 66%, 79%)
CMYK	cmyk(65.7%, 38.8%, 0%, 21.2%)
CIE-LAB	lab(51.43, 7.10, -45.84)
CIE-LCH	lch(51.43, 46.39, 278.81°)
OKLab	oklab(58.32% -0.0284 -0.1304)
OKLCH	oklch(58.32% 0.133 257.7)
XYZ	xyz(20.0760, 19.6462, 57.9811)
Luminance	0.1965 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457BC9 #C99345

analogous

#45BDC9 #457BC9 #5145C9

triadic

#457BC9 #C9457B #7BC945

tetradic

#457BC9 #C945BD #C99345 #45C951

square

#457BC9 #C945BD #C99345 #45C951

split-complementary

#457BC9 #C95145 #BDC945

monochromatic

#214272 #2F5EA2 #457BC9 #749DD7 #A4BEE5

Accessibility & contrast

On white

4.26

#457BC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#457BC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457BC9

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457BC9	#FFFFFF	#000000	##000000
##457BC9	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5881CC

Deuteranopia (green-blind)

#4575C7

Tritanopia (blue-blind)

#008D98

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #457bc9;
/* rgb */ color: rgb(69, 123, 201);
/* oklch */ color: oklch(58.3% 0.133 257.7);

Tailwind

colors: {
  custom: {
    50: '#86a0da',
    500: '#457bc9',
    950: '#000000',
  },
}

SCSS

$custom: #457bc9;
$custom-light: #86a0da;
$custom-dark: #000000;

JSON

{
  "hex": "#457bc9",
  "rgb": {
    "r": 69,
    "g": 123,
    "b": 201
  },
  "hsl": {
    "h": 215.455,
    "s": 55,
    "l": 52.941
  },
  "oklch": {
    "l": 0.58322,
    "c": 0.13349,
    "h": 257.7
  },
  "luminance": 0.19648
}

Semantic roles & 50–950 ramp

primary

#457BC9

secondary

#D1BA98

accent

#A149DE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #457BC9

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

Preview Lab → · Contrast checker → · Palette generator →