#333998#333998

#333998 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.1% C 0.153 H 274.4°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#333998
RGB	rgb(51, 57, 152)
HSL	hsl(236, 50%, 40%)
HSV	hsv(236, 66%, 60%)
CMYK	cmyk(66.4%, 62.5%, 0%, 40.4%)
CIE-LAB	lab(29.15, 28.93, -52.86)
CIE-LCH	lch(29.15, 60.26, 298.69°)
OKLab	oklab(40.09% 0.0118 -0.1523)
OKLCH	oklch(40.09% 0.153 274.4)
XYZ	xyz(8.4940, 5.8963, 30.3902)
Luminance	0.0590 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333998 #989233

analogous

#336B98 #333998 #603398

triadic

#333998 #983339 #399833

tetradic

#333998 #98336B #989233 #339860

square

#333998 #98336B #989233 #339860

split-complementary

#333998 #986033 #6B9833

monochromatic

#14173C #24286A #333998 #474EC1 #757AD1

Accessibility & contrast

On white

9.64

#333998 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#333998 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333998

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333998	#FFFFFF	#000000	##FFFFFF
##333998	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499B

Deuteranopia (green-blind)

#004096

Tritanopia (blue-blind)

#005163

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #333998;
/* rgb */ color: rgb(51, 57, 152);
/* oklch */ color: oklch(40.1% 0.153 274.4);

Tailwind

colors: {
  custom: {
    50: '#776fb7',
    500: '#333998',
    950: '#000000',
  },
}

SCSS

$custom: #333998;
$custom-light: #776fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#333998",
  "rgb": {
    "r": 51,
    "g": 57,
    "b": 152
  },
  "hsl": {
    "h": 236.436,
    "s": 49.754,
    "l": 39.804
  },
  "oklch": {
    "l": 0.40085,
    "c": 0.15277,
    "h": 274.4
  },
  "luminance": 0.05897
}

Semantic roles & 50–950 ramp

primary

#333998

secondary

#B9B46E

accent

#D14FD9

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0711

muted

#7C7A80

Preview Lab

Preview with #333998

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

Preview Lab → · Contrast checker → · Palette generator →