#457CCF#457CCF

#457CCF is a mid, vivid blue. Relative luminance 0.202; OKLCH L 58.9% C 0.140 H 258.5°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#457CCF
RGB	rgb(69, 124, 207)
HSL	hsl(216, 59%, 54%)
HSV	hsv(216, 67%, 81%)
CMYK	cmyk(66.7%, 40.1%, 0%, 18.8%)
CIE-LAB	lab(52.04, 8.60, -48.29)
CIE-LCH	lch(52.04, 49.05, 280.09°)
OKLab	oklab(58.9% -0.0281 -0.1376)
OKLCH	oklch(58.9% 0.14 258.5)
XYZ	xyz(20.9203, 20.1834, 61.8127)
Luminance	0.2019 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457CCF #CF9845

analogous

#45C1CF #457CCF #5345CF

triadic

#457CCF #CF457C #7CCF45

tetradic

#457CCF #CF45C1 #CF9845 #45CF53

square

#457CCF #CF45C1 #CF9845 #45CF53

split-complementary

#457CCF #CF5345 #C1CF45

monochromatic

#20447A #2C5FAB #457CCF #769EDC #A6C1E8

Accessibility & contrast

On white

4.17

#457CCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#457CCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457CCF

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457CCF	#FFFFFF	#000000	##000000
##457CCF	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5683D2

Deuteranopia (green-blind)

#4176CD

Tritanopia (blue-blind)

#008F9B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #457ccf;
/* rgb */ color: rgb(69, 124, 207);
/* oklch */ color: oklch(58.9% 0.140 258.5);

Tailwind

colors: {
  custom: {
    50: '#87a1de',
    500: '#457ccf',
    950: '#000000',
  },
}

SCSS

$custom: #457ccf;
$custom-light: #87a1de;
$custom-dark: #000000;

JSON

{
  "hex": "#457ccf",
  "rgb": {
    "r": 69,
    "g": 124,
    "b": 207
  },
  "hsl": {
    "h": 216.087,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.58901,
    "c": 0.14042,
    "h": 258.5
  },
  "luminance": 0.20186
}

Semantic roles & 50–950 ramp

primary

#457CCF

secondary

#D5BE9B

accent

#A446E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #457CCF

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

Preview Lab → · Contrast checker → · Palette generator →