#1D405C#1D405C

#1D405C is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 35.9% C 0.063 H 245.0°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#1D405C
RGB	rgb(29, 64, 92)
HSL	hsl(207, 52%, 24%)
HSV	hsv(207, 68%, 36%)
CMYK	cmyk(68.5%, 30.4%, 0%, 63.9%)
CIE-LAB	lab(25.86, -2.68, -20.42)
CIE-LCH	lch(25.86, 20.59, 262.51°)
OKLab	oklab(35.94% -0.0268 -0.0575)
OKLCH	oklch(35.94% 0.063 245)
XYZ	xyz(4.2711, 4.7003, 10.8053)
Luminance	0.0470 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D405C #5C391D

analogous

#1D5C58 #1D405C #1D205C

triadic

#1D405C #5C1D40 #405C1D

tetradic

#1D405C #581D5C #5C391D #205C1D

square

#1D405C #581D5C #5C391D #205C1D

split-complementary

#1D405C #5C1D20 #5C581D

monochromatic

#071017 #0E202D #1D405C #2C608B #3A81B9

Accessibility & contrast

On white

10.82

#1D405C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#1D405C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D405C

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D405C	#FFFFFF	#000000	##FFFFFF
##1D405C	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34415D

Deuteranopia (green-blind)

#2B3A5B

Tritanopia (blue-blind)

#00474A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1d405c;
/* rgb */ color: rgb(29, 64, 92);
/* oklch */ color: oklch(35.9% 0.063 245.0);

Tailwind

colors: {
  custom: {
    50: '#60748a',
    500: '#1d405c',
    950: '#000000',
  },
}

SCSS

$custom: #1d405c;
$custom-light: #60748a;
$custom-dark: #000000;

JSON

{
  "hex": "#1d405c",
  "rgb": {
    "r": 29,
    "g": 64,
    "b": 92
  },
  "hsl": {
    "h": 206.667,
    "s": 52.066,
    "l": 23.725
  },
  "oklch": {
    "l": 0.35942,
    "c": 0.06345,
    "h": 245
  },
  "luminance": 0.04701
}

Semantic roles & 50–950 ramp

primary

#1D405C

secondary

#916644

accent

#8C4CDC

background

#F5F7F8

surface

#EAEDF0

border

#C6C8CB

text

#05080B

muted

#797B7C

Preview Lab

Preview with #1D405C

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

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