#3D30A5#3D30A5

#3D30A5 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.5% C 0.179 H 279.8°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#3D30A5
RGB	rgb(61, 48, 165)
HSL	hsl(247, 55%, 42%)
HSV	hsv(247, 71%, 65%)
CMYK	cmyk(63%, 70.9%, 0%, 35.3%)
CIE-LAB	lab(28.96, 40.44, -61.04)
CIE-LCH	lch(28.96, 73.22, 303.53°)
OKLab	oklab(40.49% 0.0305 -0.176)
OKLCH	oklch(40.49% 0.179 279.8)
XYZ	xyz(9.7708, 5.8219, 36.1989)
Luminance	0.0582 (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

#3D30A5 #98A530

analogous

#305DA5 #3D30A5 #7830A5

triadic

#3D30A5 #A53D30 #30A53D

tetradic

#3D30A5 #A5305D #98A530 #30A578

square

#3D30A5 #A5305D #98A530 #30A578

split-complementary

#3D30A5 #A57830 #5DA530

monochromatic

#1A1446 #2B2276 #3D30A5 #5748CA #8278D8

Accessibility & contrast

On white

9.70

#3D30A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#3D30A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D30A5

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D30A5	#FFFFFF	#000000	##FFFFFF
##3D30A5	1.00	9.70	2.16	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A9

Deuteranopia (green-blind)

#0040A3

Tritanopia (blue-blind)

#005067

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3d30a5;
/* rgb */ color: rgb(61, 48, 165);
/* oklch */ color: oklch(40.5% 0.179 279.8);

Tailwind

colors: {
  custom: {
    50: '#7f6ac1',
    500: '#3d30a5',
    950: '#000000',
  },
}

SCSS

$custom: #3d30a5;
$custom-light: #7f6ac1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d30a5",
  "rgb": {
    "r": 61,
    "g": 48,
    "b": 165
  },
  "hsl": {
    "h": 246.667,
    "s": 54.93,
    "l": 41.765
  },
  "oklch": {
    "l": 0.40492,
    "c": 0.17864,
    "h": 279.8
  },
  "luminance": 0.05823
}

Semantic roles & 50–950 ramp

primary

#3D30A5

secondary

#B7C071

accent

#DE4ACE

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3D30A5

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

Preview Lab → · Contrast checker → · Palette generator →