#1D385E#1D385E

#1D385E is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.0% C 0.075 H 257.2°. Best body text is #FFFFFF at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#1D385E
RGB	rgb(29, 56, 94)
HSL	hsl(215, 53%, 24%)
HSV	hsv(215, 69%, 37%)
CMYK	cmyk(69.1%, 40.4%, 0%, 63.1%)
CIE-LAB	lab(23.33, 3.53, -25.71)
CIE-LCH	lch(23.33, 25.95, 277.82°)
OKLab	oklab(33.99% -0.0166 -0.073)
OKLCH	oklch(33.99% 0.075 257.2)
XYZ	xyz(3.9405, 3.8973, 11.1321)
Luminance	0.0390 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D385E #5E431D

analogous

#1D595E #1D385E #231D5E

triadic

#1D385E #5E1D38 #385E1D

tetradic

#1D385E #5E1D59 #5E431D #1D5E23

square

#1D385E #5E1D59 #5E431D #1D5E23

split-complementary

#1D385E #5E231D #595E1D

monochromatic

#070E17 #0F1C2F #1D385E #2B548D #3A70BC

Accessibility & contrast

On white

11.80

#1D385E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#1D385E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D385E

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D385E	#FFFFFF	#000000	##FFFFFF
##1D385E	1.00	11.80	1.78	11.80
#FFFFFF	11.80	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273B60

Deuteranopia (green-blind)

#1E355D

Tritanopia (blue-blind)

#004146

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1d385e;
/* rgb */ color: rgb(29, 56, 94);
/* oklch */ color: oklch(34.0% 0.075 257.2);

Tailwind

colors: {
  custom: {
    50: '#616e8c',
    500: '#1d385e',
    950: '#000000',
  },
}

SCSS

$custom: #1d385e;
$custom-light: #616e8c;
$custom-dark: #000000;

JSON

{
  "hex": "#1d385e",
  "rgb": {
    "r": 29,
    "g": 56,
    "b": 94
  },
  "hsl": {
    "h": 215.077,
    "s": 52.846,
    "l": 24.118
  },
  "oklch": {
    "l": 0.33993,
    "c": 0.07491,
    "h": 257.2
  },
  "luminance": 0.03898
}

Semantic roles & 50–950 ramp

primary

#1D385E

secondary

#937244

accent

#A04CDC

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #1D385E

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

Preview Lab → · Contrast checker → · Palette generator →