#3457C7#3457C7

#3457C7 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.9% C 0.179 H 266.6°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#3457C7
RGB	rgb(52, 87, 199)
HSL	hsl(226, 59%, 49%)
HSV	hsv(226, 74%, 78%)
CMYK	cmyk(73.9%, 56.3%, 0%, 22%)
CIE-LAB	lab(40.68, 26.65, -62.01)
CIE-LCH	lch(40.68, 67.49, 293.26°)
OKLab	oklab(49.85% -0.0106 -0.1788)
OKLCH	oklch(49.85% 0.179 266.6)
XYZ	xyz(15.1296, 11.6683, 55.4766)
Luminance	0.1167 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3457C7 #C7A434

analogous

#34A1C7 #3457C7 #5A34C7

triadic

#3457C7 #C73457 #57C734

tetradic

#3457C7 #C734A1 #C7A434 #34C75A

square

#3457C7 #C734A1 #C7A434 #34C75A

split-complementary

#3457C7 #C75A34 #A1C734

monochromatic

#1B2D66 #274296 #3457C7 #627ED6 #93A6E3

Accessibility & contrast

On white

6.30

#3457C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#3457C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3457C7

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3457C7	#FFFFFF	#000000	##FFFFFF
##3457C7	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CB

Deuteranopia (green-blind)

#0059C5

Tritanopia (blue-blind)

#007386

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3457c7;
/* rgb */ color: rgb(52, 87, 199);
/* oklch */ color: oklch(49.9% 0.179 266.6);

Tailwind

colors: {
  custom: {
    50: '#8085d9',
    500: '#3457c7',
    950: '#000000',
  },
}

SCSS

$custom: #3457c7;
$custom-light: #8085d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3457c7",
  "rgb": {
    "r": 52,
    "g": 87,
    "b": 199
  },
  "hsl": {
    "h": 225.714,
    "s": 58.566,
    "l": 49.216
  },
  "oklch": {
    "l": 0.49853,
    "c": 0.17913,
    "h": 266.6
  },
  "luminance": 0.1167
}

Semantic roles & 50–950 ramp

primary

#3457C7

secondary

#CEBD89

accent

#BD46E2

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3457C7

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

Preview Lab → · Contrast checker → · Palette generator →