#3D30A3#3D30A3

#3D30A3 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.3% C 0.176 H 280.1°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#3D30A3
RGB	rgb(61, 48, 163)
HSL	hsl(247, 55%, 41%)
HSV	hsv(247, 71%, 64%)
CMYK	cmyk(62.6%, 70.6%, 0%, 36.1%)
CIE-LAB	lab(28.77, 39.79, -60.13)
CIE-LCH	lch(28.77, 72.11, 303.49°)
OKLab	oklab(40.3% 0.0308 -0.1734)
OKLCH	oklch(40.3% 0.176 280.1)
XYZ	xyz(9.5902, 5.7496, 35.2476)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.43

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D30A3 #96A330

analogous

#305DA3 #3D30A3 #7730A3

triadic

#3D30A3 #A33D30 #30A33D

tetradic

#3D30A3 #A3305D #96A330 #30A377

square

#3D30A3 #A3305D #96A330 #30A377

split-complementary

#3D30A3 #A37730 #5DA330

monochromatic

#1A1444 #2B2274 #3D30A3 #5647C9 #8177D7

Accessibility & contrast

On white

9.77

#3D30A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#3D30A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D30A3

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D30A3	#FFFFFF	#000000	##FFFFFF
##3D30A3	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A6

Deuteranopia (green-blind)

#003FA1

Tritanopia (blue-blind)

#004F66

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3d30a3;
/* rgb */ color: rgb(61, 48, 163);
/* oklch */ color: oklch(40.3% 0.176 280.1);

Tailwind

colors: {
  custom: {
    50: '#7f6abf',
    500: '#3d30a3',
    950: '#000000',
  },
}

SCSS

$custom: #3d30a3;
$custom-light: #7f6abf;
$custom-dark: #000000;

JSON

{
  "hex": "#3d30a3",
  "rgb": {
    "r": 61,
    "g": 48,
    "b": 163
  },
  "hsl": {
    "h": 246.783,
    "s": 54.502,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40302,
    "c": 0.1761,
    "h": 280.1
  },
  "luminance": 0.0575
}

Semantic roles & 50–950 ramp

primary

#3D30A3

secondary

#B6BF70

accent

#DE4ACD

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3D30A3

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

Preview Lab → · Contrast checker → · Palette generator →