#457FEF#457FEF

#457FEF is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.6% C 0.179 H 262.0°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#457FEF
RGB	rgb(69, 127, 239)
HSL	hsl(220, 84%, 60%)
HSV	hsv(220, 71%, 94%)
CMYK	cmyk(71.1%, 46.9%, 0%, 6.3%)
CIE-LAB	lab(54.73, 18.09, -61.96)
CIE-LCH	lch(54.73, 64.55, 286.27°)
OKLab	oklab(61.58% -0.0251 -0.1777)
OKLCH	oklch(61.58% 0.179 262)
XYZ	xyz(25.6180, 22.6732, 84.6709)
Luminance	0.2268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457FEF #EFB545

analogous

#45D4EF #457FEF #6045EF

triadic

#457FEF #EF457F #7FEF45

tetradic

#457FEF #EF45D4 #EFB545 #45EF60

square

#457FEF #EF45D4 #EFB545 #45EF60

split-complementary

#457FEF #EF6045 #D4EF45

monochromatic

#0F44AB #145AE3 #457FEF #7DA6F4 #B6CDF9

Accessibility & contrast

On white

3.79

#457FEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#457FEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457FEF

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457FEF	#FFFFFF	#000000	##000000
##457FEF	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#438BF3

Deuteranopia (green-blind)

#157CED

Tritanopia (blue-blind)

#0099AB

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #457fef;
/* rgb */ color: rgb(69, 127, 239);
/* oklch */ color: oklch(61.6% 0.179 262.0);

Tailwind

colors: {
  custom: {
    50: '#8ca3f5',
    500: '#457fef',
    950: '#000000',
  },
}

SCSS

$custom: #457fef;
$custom-light: #8ca3f5;
$custom-dark: #000000;

JSON

{
  "hex": "#457fef",
  "rgb": {
    "r": 69,
    "g": 127,
    "b": 239
  },
  "hsl": {
    "h": 219.529,
    "s": 84.158,
    "l": 60.392
  },
  "oklch": {
    "l": 0.61578,
    "c": 0.17948,
    "h": 262
  },
  "luminance": 0.22676
}

Semantic roles & 50–950 ramp

primary

#457FEF

secondary

#E8D2A7

accent

#9605E1

background

#F9FAFF

surface

#F2F3FE

border

#CCCDD6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #457FEF

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

Preview Lab → · Contrast checker → · Palette generator →