#3347AE#3347AE

#3347AE is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.6% C 0.165 H 270.0°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#3347AE
RGB	rgb(51, 71, 174)
HSL	hsl(230, 55%, 44%)
HSV	hsv(230, 71%, 68%)
CMYK	cmyk(70.7%, 59.2%, 0%, 31.8%)
CIE-LAB	lab(34.53, 27.74, -57.35)
CIE-LCH	lch(34.53, 63.71, 295.81°)
OKLab	oklab(44.63% -0.0001 -0.1654)
OKLCH	oklch(44.63% 0.165 270)
XYZ	xyz(11.2559, 8.2652, 41.0383)
Luminance	0.0827 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3347AE #AE9A33

analogous

#3385AE #3347AE #5D33AE

triadic

#3347AE #AE3347 #47AE33

tetradic

#3347AE #AE3385 #AE9A33 #33AE5D

square

#3347AE #AE3385 #AE9A33 #33AE5D

split-complementary

#3347AE #AE5D33 #85AE33

monochromatic

#17204F #25347F #3347AE #5266CC #8190DA

Accessibility & contrast

On white

7.91

#3347AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3347AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3347AE

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3347AE	#FFFFFF	#000000	##FFFFFF
##3347AE	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B1

Deuteranopia (green-blind)

#004CAC

Tritanopia (blue-blind)

#006173

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3347ae;
/* rgb */ color: rgb(51, 71, 174);
/* oklch */ color: oklch(44.6% 0.165 270.0);

Tailwind

colors: {
  custom: {
    50: '#7b7ac7',
    500: '#3347ae',
    950: '#000000',
  },
}

SCSS

$custom: #3347ae;
$custom-light: #7b7ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#3347ae",
  "rgb": {
    "r": 51,
    "g": 71,
    "b": 174
  },
  "hsl": {
    "h": 230.244,
    "s": 54.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.4463,
    "c": 0.16536,
    "h": 270
  },
  "luminance": 0.08266
}

Semantic roles & 50–950 ramp

primary

#3347AE

secondary

#C3B779

accent

#C64ADE

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3347AE

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

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