#1D396D#1D396D

#1D396D is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.3% C 0.097 H 261.5°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#1D396D
RGB	rgb(29, 57, 109)
HSL	hsl(219, 58%, 27%)
HSV	hsv(219, 73%, 43%)
CMYK	cmyk(73.4%, 47.7%, 0%, 57.3%)
CIE-LAB	lab(24.61, 8.85, -33.38)
CIE-LCH	lch(24.61, 34.53, 284.86°)
OKLab	oklab(35.3% -0.0142 -0.0955)
OKLCH	oklch(35.3% 0.097 261.5)
XYZ	xyz(4.7292, 4.2911, 15.0441)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D396D #6D511D

analogous

#1D616D #1D396D #291D6D

triadic

#1D396D #6D1D39 #396D1D

tetradic

#1D396D #6D1D61 #6D511D #1D6D29

square

#1D396D #6D1D61 #6D511D #1D6D29

split-complementary

#1D396D #6D291D #616D1D

monochromatic

#060D18 #10203D #1D396D #2A529D #3A6CCB

Accessibility & contrast

On white

11.30

#1D396D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#1D396D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D396D

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D396D	#FFFFFF	#000000	##FFFFFF
##1D396D	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3E6F

Deuteranopia (green-blind)

#0F376C

Tritanopia (blue-blind)

#00454D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1d396d;
/* rgb */ color: rgb(29, 57, 109);
/* oklch */ color: oklch(35.3% 0.097 261.5);

Tailwind

colors: {
  custom: {
    50: '#646e97',
    500: '#1d396d',
    950: '#000000',
  },
}

SCSS

$custom: #1d396d;
$custom-light: #646e97;
$custom-dark: #000000;

JSON

{
  "hex": "#1d396d",
  "rgb": {
    "r": 29,
    "g": 57,
    "b": 109
  },
  "hsl": {
    "h": 219,
    "s": 57.971,
    "l": 27.059
  },
  "oklch": {
    "l": 0.35297,
    "c": 0.09658,
    "h": 261.5
  },
  "luminance": 0.04292
}

Semantic roles & 50–950 ramp

primary

#1D396D

secondary

#A28144

accent

#AB47E1

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #1D396D

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

Preview Lab → · Contrast checker → · Palette generator →