#3357CA#3357CA

#3357CA is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.1% C 0.183 H 266.5°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#3357CA
RGB	rgb(51, 87, 202)
HSL	hsl(226, 60%, 50%)
HSV	hsv(226, 75%, 79%)
CMYK	cmyk(74.8%, 56.9%, 0%, 20.8%)
CIE-LAB	lab(40.87, 27.64, -63.45)
CIE-LCH	lch(40.87, 69.20, 293.54°)
OKLab	oklab(50.05% -0.0113 -0.183)
OKLCH	oklch(50.05% 0.183 266.5)
XYZ	xyz(15.4304, 11.7828, 57.3267)
Luminance	0.1178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3357CA #CAA633

analogous

#33A3CA #3357CA #5A33CA

triadic

#3357CA #CA3357 #57CA33

tetradic

#3357CA #CA33A3 #CAA633 #33CA5A

square

#3357CA #CA33A3 #CAA633 #33CA5A

split-complementary

#3357CA #CA5A33 #A3CA33

monochromatic

#1A2D68 #274299 #3357CA #637FD8 #94A7E4

Accessibility & contrast

On white

6.26

#3357CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#3357CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3357CA

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3357CA	#FFFFFF	#000000	##FFFFFF
##3357CA	1.00	6.26	3.36	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.26	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: #3357ca;
/* rgb */ color: rgb(51, 87, 202);
/* oklch */ color: oklch(50.1% 0.183 266.5);

Tailwind

colors: {
  custom: {
    50: '#8085db',
    500: '#3357ca',
    950: '#000000',
  },
}

SCSS

$custom: #3357ca;
$custom-light: #8085db;
$custom-dark: #000000;

JSON

{
  "hex": "#3357ca",
  "rgb": {
    "r": 51,
    "g": 87,
    "b": 202
  },
  "hsl": {
    "h": 225.695,
    "s": 59.684,
    "l": 49.608
  },
  "oklch": {
    "l": 0.50052,
    "c": 0.1834,
    "h": 266.5
  },
  "luminance": 0.11784
}

Semantic roles & 50–950 ramp

primary

#3357CA

secondary

#CFBE8A

accent

#BD45E3

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3357CA

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

Preview Lab → · Contrast checker → · Palette generator →