#1D386F#1D386F

#1D386F is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.2% C 0.101 H 262.7°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#1D386F
RGB	rgb(29, 56, 111)
HSL	hsl(220, 59%, 27%)
HSV	hsv(220, 74%, 44%)
CMYK	cmyk(73.9%, 49.5%, 0%, 56.5%)
CIE-LAB	lab(24.44, 10.37, -34.93)
CIE-LCH	lch(24.44, 36.44, 286.53°)
OKLab	oklab(35.21% -0.0128 -0.1001)
OKLCH	oklch(35.21% 0.101 262.7)
XYZ	xyz(4.7891, 4.2368, 15.6012)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D386F #6F541D

analogous

#1D616F #1D386F #2B1D6F

triadic

#1D386F #6F1D38 #386F1D

tetradic

#1D386F #6F1D61 #6F541D #1D6F2B

square

#1D386F #6F1D61 #6F541D #1D6F2B

split-complementary

#1D386F #6F2B1D #616F1D

monochromatic

#060C18 #10203E #1D386F #2A50A0 #3B6ACC

Accessibility & contrast

On white

11.37

#1D386F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#1D386F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D386F

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D386F	#FFFFFF	#000000	##FFFFFF
##1D386F	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B3E71

Deuteranopia (green-blind)

#08376E

Tritanopia (blue-blind)

#00454E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1d386f;
/* rgb */ color: rgb(29, 56, 111);
/* oklch */ color: oklch(35.2% 0.101 262.7);

Tailwind

colors: {
  custom: {
    50: '#646e99',
    500: '#1d386f',
    950: '#000000',
  },
}

SCSS

$custom: #1d386f;
$custom-light: #646e99;
$custom-dark: #000000;

JSON

{
  "hex": "#1d386f",
  "rgb": {
    "r": 29,
    "g": 56,
    "b": 111
  },
  "hsl": {
    "h": 220.244,
    "s": 58.571,
    "l": 27.451
  },
  "oklch": {
    "l": 0.35209,
    "c": 0.10095,
    "h": 262.7
  },
  "luminance": 0.04237
}

Semantic roles & 50–950 ramp

primary

#1D386F

secondary

#A38444

accent

#AE46E2

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #1D386F

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

Preview Lab → · Contrast checker → · Palette generator →