#3457AE#3457AE

#3457AE is a mid, vivid blue. Relative luminance 0.106; OKLCH L 47.9% C 0.145 H 264.9°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#3457AE
RGB	rgb(52, 87, 174)
HSL	hsl(223, 54%, 44%)
HSV	hsv(223, 70%, 68%)
CMYK	cmyk(70.1%, 50%, 0%, 31.8%)
CIE-LAB	lab(38.90, 17.37, -50.27)
CIE-LCH	lch(38.90, 53.18, 289.06°)
OKLab	oklab(47.94% -0.0128 -0.1443)
OKLCH	oklch(47.94% 0.145 264.9)
XYZ	xyz(12.4617, 10.6012, 41.4257)
Luminance	0.1060 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3457AE #AE8B34

analogous

#3494AE #3457AE #4E34AE

triadic

#3457AE #AE3457 #57AE34

tetradic

#3457AE #AE3494 #AE8B34 #34AE4E

square

#3457AE #AE3494 #AE8B34 #34AE4E

split-complementary

#3457AE #AE4E34 #94AE34

monochromatic

#182850 #263F7F #3457AE #5376CC #839CDA

Accessibility & contrast

On white

6.73

#3457AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#3457AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3457AE

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3457AE	#FFFFFF	#000000	##FFFFFF
##3457AE	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2562B1

Deuteranopia (green-blind)

#0056AC

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3457ae;
/* rgb */ color: rgb(52, 87, 174);
/* oklch */ color: oklch(47.9% 0.145 264.9);

Tailwind

colors: {
  custom: {
    50: '#7a85c7',
    500: '#3457ae',
    950: '#000000',
  },
}

SCSS

$custom: #3457ae;
$custom-light: #7a85c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3457ae",
  "rgb": {
    "r": 52,
    "g": 87,
    "b": 174
  },
  "hsl": {
    "h": 222.787,
    "s": 53.982,
    "l": 44.314
  },
  "oklch": {
    "l": 0.47938,
    "c": 0.14482,
    "h": 264.9
  },
  "luminance": 0.10602
}

Semantic roles & 50–950 ramp

primary

#3457AE

secondary

#C3AE7B

accent

#B34ADD

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #3457AE

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

Preview Lab → · Contrast checker → · Palette generator →