#3D437A#3D437A

#3D437A is a dark, moderate blue. Relative luminance 0.064; OKLCH L 40.5% C 0.092 H 276.8°. Best body text is #FFFFFF at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#3D437A
RGB	rgb(61, 67, 122)
HSL	hsl(234, 33%, 36%)
HSV	hsv(234, 50%, 48%)
CMYK	cmyk(50%, 45.1%, 0%, 52.2%)
CIE-LAB	lab(30.43, 13.80, -32.21)
CIE-LCH	lch(30.43, 35.04, 293.20°)
OKLab	oklab(40.55% 0.0109 -0.0913)
OKLCH	oklch(40.55% 0.092 276.8)
XYZ	xyz(7.4434, 6.4111, 19.2538)
Luminance	0.0641 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D437A #7A743D

analogous

#3D617A #3D437A #553D7A

triadic

#3D437A #7A3D43 #437A3D

tetradic

#3D437A #7A3D61 #7A743D #3D7A55

square

#3D437A #7A3D61 #7A743D #3D7A55

split-complementary

#3D437A #7A553D #617A3D

monochromatic

#141628 #292D51 #3D437A #5159A3 #777DBB

Accessibility & contrast

On white

9.20

#3D437A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#3D437A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D437A

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D437A	#FFFFFF	#000000	##FFFFFF
##3D437A	1.00	9.20	2.28	9.20
#FFFFFF	9.20	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D4A7C

Deuteranopia (green-blind)

#284579

Tritanopia (blue-blind)

#264F58

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3d437a;
/* rgb */ color: rgb(61, 67, 122);
/* oklch */ color: oklch(40.5% 0.092 276.8);

Tailwind

colors: {
  custom: {
    50: '#7777a1',
    500: '#3d437a',
    950: '#000000',
  },
}

SCSS

$custom: #3d437a;
$custom-light: #7777a1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d437a",
  "rgb": {
    "r": 61,
    "g": 67,
    "b": 122
  },
  "hsl": {
    "h": 234.098,
    "s": 33.333,
    "l": 35.882
  },
  "oklch": {
    "l": 0.40547,
    "c": 0.09191,
    "h": 276.8
  },
  "luminance": 0.06412
}

Semantic roles & 50–950 ramp

primary

#3D437A

secondary

#A59F6E

accent

#BF5EC9

background

#F7F7F9

surface

#EDEDF2

border

#C8C8CC

text

#09080F

muted

#7B7B7E

Preview Lab

Preview with #3D437A

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

Preview Lab → · Contrast checker → · Palette generator →