#3457CA#3457CA

#3457CA is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.1% C 0.183 H 266.7°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#3457CA
RGB	rgb(52, 87, 202)
HSL	hsl(226, 59%, 50%)
HSV	hsv(226, 74%, 79%)
CMYK	cmyk(74.3%, 56.9%, 0%, 20.8%)
CIE-LAB	lab(40.91, 27.76, -63.38)
CIE-LCH	lch(40.91, 69.19, 293.65°)
OKLab	oklab(50.1% -0.0105 -0.1828)
OKLCH	oklch(50.1% 0.183 266.7)
XYZ	xyz(15.4813, 11.8090, 57.3291)
Luminance	0.1181 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3457CA #CAA734

analogous

#34A2CA #3457CA #5C34CA

triadic

#3457CA #CA3457 #57CA34

tetradic

#3457CA #CA34A2 #CAA734 #34CA5C

square

#3457CA #CA34A2 #CAA734 #34CA5C

split-complementary

#3457CA #CA5C34 #A2CA34

monochromatic

#1B2D69 #274299 #3457CA #647FD7 #95A7E4

Accessibility & contrast

On white

6.25

#3457CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#3457CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3457CA

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3457CA	#FFFFFF	#000000	##FFFFFF
##3457CA	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CE

Deuteranopia (green-blind)

#005AC8

Tritanopia (blue-blind)

#007488

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3457ca;
/* rgb */ color: rgb(52, 87, 202);
/* oklch */ color: oklch(50.1% 0.183 266.7);

Tailwind

colors: {
  custom: {
    50: '#8085db',
    500: '#3457ca',
    950: '#000000',
  },
}

SCSS

$custom: #3457ca;
$custom-light: #8085db;
$custom-dark: #000000;

JSON

{
  "hex": "#3457ca",
  "rgb": {
    "r": 52,
    "g": 87,
    "b": 202
  },
  "hsl": {
    "h": 226,
    "s": 59.055,
    "l": 49.804
  },
  "oklch": {
    "l": 0.50095,
    "c": 0.18313,
    "h": 266.7
  },
  "luminance": 0.11811
}

Semantic roles & 50–950 ramp

primary

#3457CA

secondary

#CFBF8B

accent

#BE46E2

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3457CA

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

Preview Lab → · Contrast checker → · Palette generator →