#3357BE#3357BE

#3357BE is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.1% C 0.167 H 265.9°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#3357BE
RGB	rgb(51, 87, 190)
HSL	hsl(224, 58%, 47%)
HSV	hsv(224, 73%, 75%)
CMYK	cmyk(73.2%, 54.2%, 0%, 25.5%)
CIE-LAB	lab(39.98, 23.19, -57.93)
CIE-LCH	lch(39.98, 62.40, 291.82°)
OKLab	oklab(49.1% -0.012 -0.1668)
OKLCH	oklch(49.1% 0.167 265.9)
XYZ	xyz(14.0644, 11.2364, 50.1328)
Luminance	0.1124 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3357BE #BE9A33

analogous

#339DBE #3357BE #5433BE

triadic

#3357BE #BE3357 #57BE33

tetradic

#3357BE #BE339D #BE9A33 #33BE54

square

#3357BE #BE339D #BE9A33 #33BE54

split-complementary

#3357BE #BE5433 #9DBE33

monochromatic

#192B5E #26418E #3357BE #5B7AD3 #8BA1E0

Accessibility & contrast

On white

6.47

#3357BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#3357BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3357BE

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3357BE	#FFFFFF	#000000	##FFFFFF
##3357BE	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C2

Deuteranopia (green-blind)

#0058BC

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3357be;
/* rgb */ color: rgb(51, 87, 190);
/* oklch */ color: oklch(49.1% 0.167 265.9);

Tailwind

colors: {
  custom: {
    50: '#7d85d2',
    500: '#3357be',
    950: '#000000',
  },
}

SCSS

$custom: #3357be;
$custom-light: #7d85d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3357be",
  "rgb": {
    "r": 51,
    "g": 87,
    "b": 190
  },
  "hsl": {
    "h": 224.46,
    "s": 57.676,
    "l": 47.255
  },
  "oklch": {
    "l": 0.49098,
    "c": 0.16726,
    "h": 265.9
  },
  "luminance": 0.11238
}

Semantic roles & 50–950 ramp

primary

#3357BE

secondary

#CAB883

accent

#B947E1

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3357BE

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

Preview Lab → · Contrast checker → · Palette generator →