#3359BC#3359BC

#3359BC is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.4% C 0.162 H 265.1°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#3359BC
RGB	rgb(51, 89, 188)
HSL	hsl(223, 57%, 47%)
HSV	hsv(223, 73%, 74%)
CMYK	cmyk(72.9%, 52.7%, 0%, 26.3%)
CIE-LAB	lab(40.37, 21.14, -56.11)
CIE-LCH	lch(40.37, 59.96, 290.64°)
OKLab	oklab(49.35% -0.0138 -0.1615)
OKLCH	oklch(49.35% 0.162 265.1)
XYZ	xyz(14.0115, 11.4779, 49.0442)
Luminance	0.1148 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3359BC #BC9633

analogous

#339DBC #3359BC #5233BC

triadic

#3359BC #BC3359 #59BC33

tetradic

#3359BC #BC339D #BC9633 #33BC52

square

#3359BC #BC339D #BC9633 #33BC52

split-complementary

#3359BC #BC5233 #9DBC33

monochromatic

#192B5C #26428C #3359BC #5A7BD2 #8AA2DF

Accessibility & contrast

On white

6.37

#3359BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#3359BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3359BC

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3359BC	#FFFFFF	#000000	##FFFFFF
##3359BC	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1466C0

Deuteranopia (green-blind)

#0059BA

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3359bc;
/* rgb */ color: rgb(51, 89, 188);
/* oklch */ color: oklch(49.4% 0.162 265.1);

Tailwind

colors: {
  custom: {
    50: '#7d87d1',
    500: '#3359bc',
    950: '#000000',
  },
}

SCSS

$custom: #3359bc;
$custom-light: #7d87d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3359bc",
  "rgb": {
    "r": 51,
    "g": 89,
    "b": 188
  },
  "hsl": {
    "h": 223.358,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.49354,
    "c": 0.16205,
    "h": 265.1
  },
  "luminance": 0.11479
}

Semantic roles & 50–950 ramp

primary

#3359BC

secondary

#C9B581

accent

#B647E1

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3359BC

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

Preview Lab → · Contrast checker → · Palette generator →