#3D33B5#3D33B5

#3D33B5 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.5% C 0.195 H 277.5°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#3D33B5
RGB	rgb(61, 51, 181)
HSL	hsl(245, 56%, 45%)
HSV	hsv(245, 72%, 71%)
CMYK	cmyk(66.3%, 71.8%, 0%, 29%)
CIE-LAB	lab(31.10, 43.89, -67.10)
CIE-LCH	lch(31.10, 80.17, 303.19°)
OKLab	oklab(42.49% 0.0255 -0.1937)
OKLCH	oklch(42.49% 0.195 277.5)
XYZ	xyz(11.4461, 6.6950, 44.3962)
Luminance	0.0670 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 4.04

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D33B5 #ABB533

analogous

#336AB5 #3D33B5 #7E33B5

triadic

#3D33B5 #B53D33 #33B53D

tetradic

#3D33B5 #B5336A #ABB533 #33B57E

square

#3D33B5 #B5336A #ABB533 #33B57E

split-complementary

#3D33B5 #B57E33 #6AB533

monochromatic

#1D1856 #2D2685 #3D33B5 #5F56CF #8C86DD

Accessibility & contrast

On white

8.98

#3D33B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#3D33B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D33B5

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D33B5	#FFFFFF	#000000	##FFFFFF
##3D33B5	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB9

Deuteranopia (green-blind)

#0044B3

Tritanopia (blue-blind)

#005770

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3d33b5;
/* rgb */ color: rgb(61, 51, 181);
/* oklch */ color: oklch(42.5% 0.195 277.5);

Tailwind

colors: {
  custom: {
    50: '#826ccc',
    500: '#3d33b5',
    950: '#000000',
  },
}

SCSS

$custom: #3d33b5;
$custom-light: #826ccc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d33b5",
  "rgb": {
    "r": 61,
    "g": 51,
    "b": 181
  },
  "hsl": {
    "h": 244.615,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.42485,
    "c": 0.19542,
    "h": 277.5
  },
  "luminance": 0.06696
}

Semantic roles & 50–950 ramp

primary

#3D33B5

secondary

#C1C67D

accent

#DF48D4

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3D33B5

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

Preview Lab → · Contrast checker → · Palette generator →