#3457BA#3457BA

#3457BA is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.8% C 0.161 H 265.9°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#3457BA
RGB	rgb(52, 87, 186)
HSL	hsl(224, 56%, 47%)
HSV	hsv(224, 72%, 73%)
CMYK	cmyk(72%, 53.2%, 0%, 27.1%)
CIE-LAB	lab(39.73, 21.83, -55.98)
CIE-LCH	lch(39.73, 60.09, 291.31°)
OKLab	oklab(48.84% -0.0115 -0.1611)
OKLCH	oklch(48.84% 0.161 265.9)
XYZ	xyz(13.6842, 11.0902, 47.8643)
Luminance	0.1109 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3457BA #BA9734

analogous

#349ABA #3457BA #5434BA

triadic

#3457BA #BA3457 #57BA34

tetradic

#3457BA #BA349A #BA9734 #34BA54

square

#3457BA #BA349A #BA9734 #34BA54

split-complementary

#3457BA #BA5434 #9ABA34

monochromatic

#192A5A #27418A #3457BA #5A79D1 #8AA0DE

Accessibility & contrast

On white

6.52

#3457BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#3457BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3457BA

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3457BA	#FFFFFF	#000000	##FFFFFF
##3457BA	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F64BD

Deuteranopia (green-blind)

#0058B8

Tritanopia (blue-blind)

#006F80

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3457ba;
/* rgb */ color: rgb(52, 87, 186);
/* oklch */ color: oklch(48.8% 0.161 265.9);

Tailwind

colors: {
  custom: {
    50: '#7d85cf',
    500: '#3457ba',
    950: '#000000',
  },
}

SCSS

$custom: #3457ba;
$custom-light: #7d85cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3457ba",
  "rgb": {
    "r": 52,
    "g": 87,
    "b": 186
  },
  "hsl": {
    "h": 224.328,
    "s": 56.303,
    "l": 46.667
  },
  "oklch": {
    "l": 0.48835,
    "c": 0.16149,
    "h": 265.9
  },
  "luminance": 0.11092
}

Semantic roles & 50–950 ramp

primary

#3457BA

secondary

#C8B681

accent

#B848E0

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3457BA

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

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