#3D4E90#3D4E90

#3D4E90 is a dark, moderate blue. Relative luminance 0.085; OKLCH L 44.4% C 0.110 H 270.5°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#3D4E90
RGB	rgb(61, 78, 144)
HSL	hsl(228, 40%, 40%)
HSV	hsv(228, 58%, 56%)
CMYK	cmyk(57.6%, 45.8%, 0%, 43.5%)
CIE-LAB	lab(34.91, 14.06, -38.65)
CIE-LCH	lch(34.91, 41.13, 290.00°)
OKLab	oklab(44.4% 0.001 -0.11)
OKLCH	oklch(44.4% 0.11 270.5)
XYZ	xyz(9.6812, 8.4538, 27.5017)
Luminance	0.0845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4E90 #907F3D

analogous

#3D7790 #3D4E90 #553D90

triadic

#3D4E90 #903D4E #4E903D

tetradic

#3D4E90 #903D77 #907F3D #3D9055

square

#3D4E90 #903D77 #907F3D #3D9055

split-complementary

#3D4E90 #90553D #77903D

monochromatic

#191F3A #2B3765 #3D4E90 #5468B6 #7F8EC9

Accessibility & contrast

On white

7.80

#3D4E90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3D4E90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4E90

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4E90	#FFFFFF	#000000	##FFFFFF
##3D4E90	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315692

Deuteranopia (green-blind)

#264F8F

Tritanopia (blue-blind)

#095D68

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3d4e90;
/* rgb */ color: rgb(61, 78, 144);
/* oklch */ color: oklch(44.4% 0.110 270.5);

Tailwind

colors: {
  custom: {
    50: '#797fb1',
    500: '#3d4e90',
    950: '#000000',
  },
}

SCSS

$custom: #3d4e90;
$custom-light: #797fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4e90",
  "rgb": {
    "r": 61,
    "g": 78,
    "b": 144
  },
  "hsl": {
    "h": 227.711,
    "s": 40.488,
    "l": 40.196
  },
  "oklch": {
    "l": 0.44402,
    "c": 0.11004,
    "h": 270.5
  },
  "luminance": 0.08454
}

Semantic roles & 50–950 ramp

primary

#3D4E90

secondary

#B3A676

accent

#B857D0

background

#F7F7FA

surface

#EEEEF5

border

#C9C9CF

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #3D4E90

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

Preview Lab → · Contrast checker → · Palette generator →