#3358AA#3358AA

#3358AA is a mid, vivid blue. Relative luminance 0.106; OKLCH L 47.8% C 0.138 H 263.7°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#3358AA
RGB	rgb(51, 88, 170)
HSL	hsl(221, 54%, 43%)
HSV	hsv(221, 70%, 67%)
CMYK	cmyk(70%, 48.2%, 0%, 33.3%)
CIE-LAB	lab(38.87, 15.07, -47.95)
CIE-LCH	lch(38.87, 50.26, 287.45°)
OKLab	oklab(47.82% -0.0151 -0.1374)
OKLCH	oklch(47.82% 0.138 263.7)
XYZ	xyz(12.1081, 10.5843, 39.4273)
Luminance	0.1059 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3358AA #AA8533

analogous

#3393AA #3358AA #4A33AA

triadic

#3358AA #AA3358 #58AA33

tetradic

#3358AA #AA3393 #AA8533 #33AA4A

square

#3358AA #AA3393 #AA8533 #33AA4A

split-complementary

#3358AA #AA4A33 #93AA33

monochromatic

#17274C #25407B #3358AA #5076CA #7F9BD9

Accessibility & contrast

On white

6.74

#3358AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#3358AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3358AA

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3358AA	#FFFFFF	#000000	##FFFFFF
##3358AA	1.00	6.74	3.12	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C61AD

Deuteranopia (green-blind)

#0E56A8

Tritanopia (blue-blind)

#006B79

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3358aa;
/* rgb */ color: rgb(51, 88, 170);
/* oklch */ color: oklch(47.8% 0.138 263.7);

Tailwind

colors: {
  custom: {
    50: '#7986c4',
    500: '#3358aa',
    950: '#000000',
  },
}

SCSS

$custom: #3358aa;
$custom-light: #7986c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3358aa",
  "rgb": {
    "r": 51,
    "g": 88,
    "b": 170
  },
  "hsl": {
    "h": 221.345,
    "s": 53.846,
    "l": 43.333
  },
  "oklch": {
    "l": 0.47819,
    "c": 0.13827,
    "h": 263.7
  },
  "luminance": 0.10586
}

Semantic roles & 50–950 ramp

primary

#3358AA

secondary

#C2AA77

accent

#B04BDD

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #3358AA

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

Preview Lab → · Contrast checker → · Palette generator →