#3D33B8#3D33B8

#3D33B8 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.8% C 0.199 H 277.2°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#3D33B8
RGB	rgb(61, 51, 184)
HSL	hsl(245, 57%, 46%)
HSV	hsv(245, 72%, 72%)
CMYK	cmyk(66.8%, 72.3%, 0%, 27.8%)
CIE-LAB	lab(31.39, 44.85, -68.40)
CIE-LCH	lch(31.39, 81.79, 303.26°)
OKLab	oklab(42.78% 0.0249 -0.1975)
OKLCH	oklch(42.78% 0.199 277.2)
XYZ	xyz(11.7572, 6.8194, 46.0348)
Luminance	0.0682 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D33B8 #AEB833

analogous

#336BB8 #3D33B8 #7F33B8

triadic

#3D33B8 #B83D33 #33B83D

tetradic

#3D33B8 #B8336B #AEB833 #33B87F

square

#3D33B8 #B8336B #AEB833 #33B87F

split-complementary

#3D33B8 #B87F33 #6BB833

monochromatic

#1D1858 #2D2688 #3D33B8 #6158D1 #8E88DE

Accessibility & contrast

On white

8.88

#3D33B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3D33B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D33B8

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D33B8	#FFFFFF	#000000	##FFFFFF
##3D33B8	1.00	8.88	2.36	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBC

Deuteranopia (green-blind)

#0044B6

Tritanopia (blue-blind)

#005872

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3d33b8;
/* rgb */ color: rgb(61, 51, 184);
/* oklch */ color: oklch(42.8% 0.199 277.2);

Tailwind

colors: {
  custom: {
    50: '#836ccf',
    500: '#3d33b8',
    950: '#000000',
  },
}

SCSS

$custom: #3d33b8;
$custom-light: #836ccf;
$custom-dark: #000000;

JSON

{
  "hex": "#3d33b8",
  "rgb": {
    "r": 61,
    "g": 51,
    "b": 184
  },
  "hsl": {
    "h": 244.511,
    "s": 56.596,
    "l": 46.078
  },
  "oklch": {
    "l": 0.4278,
    "c": 0.19912,
    "h": 277.2
  },
  "luminance": 0.0682
}

Semantic roles & 50–950 ramp

primary

#3D33B8

secondary

#C2C87F

accent

#E048D4

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3D33B8

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

Preview Lab → · Contrast checker → · Palette generator →