#1D384D#1D384D

#1D384D is a dark, muted cyan. Relative luminance 0.036; OKLCH L 33.0% C 0.050 H 243.6°. Best body text is #FFFFFF at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#1D384D
RGB	rgb(29, 56, 77)
HSL	hsl(206, 45%, 21%)
HSV	hsv(206, 62%, 30%)
CMYK	cmyk(62.3%, 27.3%, 0%, 69.8%)
CIE-LAB	lab(22.39, -3.03, -15.97)
CIE-LCH	lch(22.39, 16.25, 259.26°)
OKLab	oklab(32.95% -0.0222 -0.0447)
OKLCH	oklch(32.95% 0.05 243.6)
XYZ	xyz(3.2599, 3.6251, 7.5477)
Luminance	0.0362 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D384D #4D321D

analogous

#1D4D4A #1D384D #1D204D

triadic

#1D384D #4D1D38 #384D1D

tetradic

#1D384D #4A1D4D #4D321D #204D1D

square

#1D384D #4A1D4D #4D321D #204D1D

split-complementary

#1D384D #4D1D20 #4D4A1D

monochromatic

#081016 #0C1821 #1D384D #2E5879 #3E79A6

Accessibility & contrast

On white

12.17

#1D384D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#1D384D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D384D

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D384D	#FFFFFF	#000000	##FFFFFF
##1D384D	1.00	12.17	1.73	12.17
#FFFFFF	12.17	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F384E

Deuteranopia (green-blind)

#28334D

Tritanopia (blue-blind)

#003D3F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1d384d;
/* rgb */ color: rgb(29, 56, 77);
/* oklch */ color: oklch(33.0% 0.050 243.6);

Tailwind

colors: {
  custom: {
    50: '#5e6e7f',
    500: '#1d384d',
    950: '#000000',
  },
}

SCSS

$custom: #1d384d;
$custom-light: #5e6e7f;
$custom-dark: #000000;

JSON

{
  "hex": "#1d384d",
  "rgb": {
    "r": 29,
    "g": 56,
    "b": 77
  },
  "hsl": {
    "h": 206.25,
    "s": 45.283,
    "l": 20.784
  },
  "oklch": {
    "l": 0.3295,
    "c": 0.04994,
    "h": 243.6
  },
  "luminance": 0.03625
}

Semantic roles & 50–950 ramp

primary

#1D384D

secondary

#825F44

accent

#8C53D5

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04070A

muted

#797A7C

Preview Lab

Preview with #1D384D

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

Preview Lab → · Contrast checker → · Palette generator →