#3D43AA#3D43AA

#3D43AA is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.1% C 0.162 H 275.0°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#3D43AA
RGB	rgb(61, 67, 170)
HSL	hsl(237, 47%, 45%)
HSV	hsv(237, 64%, 67%)
CMYK	cmyk(64.1%, 60.6%, 0%, 33.3%)
CIE-LAB	lab(33.79, 30.41, -56.14)
CIE-LCH	lch(33.79, 63.85, 298.44°)
OKLab	oklab(44.14% 0.0142 -0.1616)
OKLCH	oklch(44.14% 0.162 275)
XYZ	xyz(11.1849, 7.9078, 38.9593)
Luminance	0.0791 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D43AA #AAA43D

analogous

#3D7AAA #3D43AA #6D3DAA

triadic

#3D43AA #AA3D43 #43AA3D

tetradic

#3D43AA #AA3D7A #AAA43D #3DAA6D

square

#3D43AA #AA3D7A #AAA43D #3DAA6D

split-complementary

#3D43AA #AA6D3D #7AAA3D

monochromatic

#1D1F50 #2D317D #3D43AA #5F64C5 #8C90D6

Accessibility & contrast

On white

8.13

#3D43AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#3D43AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D43AA

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D43AA	#FFFFFF	#000000	##FFFFFF
##3D43AA	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AD

Deuteranopia (green-blind)

#004BA8

Tritanopia (blue-blind)

#005C70

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3d43aa;
/* rgb */ color: rgb(61, 67, 170);
/* oklch */ color: oklch(44.1% 0.162 275.0);

Tailwind

colors: {
  custom: {
    50: '#7f77c4',
    500: '#3d43aa',
    950: '#000000',
  },
}

SCSS

$custom: #3d43aa;
$custom-light: #7f77c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3d43aa",
  "rgb": {
    "r": 61,
    "g": 67,
    "b": 170
  },
  "hsl": {
    "h": 236.697,
    "s": 47.186,
    "l": 45.294
  },
  "oklch": {
    "l": 0.44141,
    "c": 0.16222,
    "h": 275
  },
  "luminance": 0.07909
}

Semantic roles & 50–950 ramp

primary

#3D43AA

secondary

#C0BD82

accent

#CF51D7

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3D43AA

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

Preview Lab → · Contrast checker → · Palette generator →