#333A87#333A87

#333A87 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.8% C 0.127 H 274.9°. Best body text is #FFFFFF at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#333A87
RGB	rgb(51, 58, 135)
HSL	hsl(235, 45%, 36%)
HSV	hsv(235, 62%, 53%)
CMYK	cmyk(62.2%, 57%, 0%, 47.1%)
CIE-LAB	lab(28.06, 22.15, -44.16)
CIE-LCH	lch(28.06, 49.41, 296.63°)
OKLab	oklab(38.85% 0.0109 -0.1267)
OKLCH	oklch(38.85% 0.127 274.9)
XYZ	xyz(7.2500, 5.4786, 23.5924)
Luminance	0.0548 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333A87 #878033

analogous

#336487 #333A87 #563387

triadic

#333A87 #87333A #3A8733

tetradic

#333A87 #873364 #878033 #338756

square

#333A87 #873364 #878033 #338756

split-complementary

#333A87 #875633 #648733

monochromatic

#11142E #22275B #333A87 #444DB3 #6D74C8

Accessibility & contrast

On white

10.02

#333A87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#333A87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333A87

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333A87	#FFFFFF	#000000	##FFFFFF
##333A87	1.00	10.02	2.10	10.02
#FFFFFF	10.02	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468A

Deuteranopia (green-blind)

#003F85

Tritanopia (blue-blind)

#004C5A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #333a87;
/* rgb */ color: rgb(51, 58, 135);
/* oklch */ color: oklch(38.8% 0.127 274.9);

Tailwind

colors: {
  custom: {
    50: '#7470ab',
    500: '#333a87',
    950: '#000000',
  },
}

SCSS

$custom: #333a87;
$custom-light: #7470ab;
$custom-dark: #000000;

JSON

{
  "hex": "#333a87",
  "rgb": {
    "r": 51,
    "g": 58,
    "b": 135
  },
  "hsl": {
    "h": 235,
    "s": 45.161,
    "l": 36.471
  },
  "oklch": {
    "l": 0.38849,
    "c": 0.1272,
    "h": 274.9
  },
  "luminance": 0.05479
}

Semantic roles & 50–950 ramp

primary

#333A87

secondary

#B0A966

accent

#CA53D5

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #333A87

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

Preview Lab → · Contrast checker → · Palette generator →