#3363A8#3363A8

#3363A8 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.1% C 0.122 H 257.7°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#3363A8
RGB	rgb(51, 99, 168)
HSL	hsl(215, 53%, 43%)
HSV	hsv(215, 70%, 66%)
CMYK	cmyk(69.6%, 41.1%, 0%, 34.1%)
CIE-LAB	lab(41.93, 7.21, -41.87)
CIE-LCH	lch(41.93, 42.49, 279.78°)
OKLab	oklab(50.14% -0.026 -0.1194)
OKLCH	oklch(50.14% 0.122 257.7)
XYZ	xyz(12.8924, 12.4533, 38.7625)
Luminance	0.1245 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3363A8 #A87833

analogous

#339DA8 #3363A8 #3E33A8

triadic

#3363A8 #A83363 #63A833

tetradic

#3363A8 #A8339D #A87833 #33A83E

square

#3363A8 #A8339D #A87833 #33A83E

split-complementary

#3363A8 #A83E33 #9DA833

monochromatic

#162C4A #254779 #3363A8 #4F81C9 #7EA3D8

Accessibility & contrast

On white

6.02

#3363A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#3363A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3363A8

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3363A8	#FFFFFF	#000000	##FFFFFF
##3363A8	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4369AB

Deuteranopia (green-blind)

#315EA7

Tritanopia (blue-blind)

#00737D

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3363a8;
/* rgb */ color: rgb(51, 99, 168);
/* oklch */ color: oklch(50.1% 0.122 257.7);

Tailwind

colors: {
  custom: {
    50: '#788ec2',
    500: '#3363a8',
    950: '#000000',
  },
}

SCSS

$custom: #3363a8;
$custom-light: #788ec2;
$custom-dark: #000000;

JSON

{
  "hex": "#3363a8",
  "rgb": {
    "r": 51,
    "g": 99,
    "b": 168
  },
  "hsl": {
    "h": 215.385,
    "s": 53.425,
    "l": 42.941
  },
  "oklch": {
    "l": 0.50135,
    "c": 0.12222,
    "h": 257.7
  },
  "luminance": 0.12455
}

Semantic roles & 50–950 ramp

primary

#3363A8

secondary

#C1A276

accent

#A14BDD

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #3363A8

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

Preview Lab → · Contrast checker → · Palette generator →