#1C3E5D#1C3E5D

#1C3E5D is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.4% C 0.067 H 248.3°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#1C3E5D
RGB	rgb(28, 62, 93)
HSL	hsl(209, 54%, 24%)
HSV	hsv(209, 70%, 36%)
CMYK	cmyk(69.9%, 33.3%, 0%, 63.5%)
CIE-LAB	lab(25.20, -1.17, -22.10)
CIE-LCH	lch(25.20, 22.13, 266.98°)
OKLab	oklab(35.43% -0.0248 -0.0625)
OKLCH	oklch(35.43% 0.067 248.3)
XYZ	xyz(4.1766, 4.4820, 10.9988)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3E5D #5D3B1C

analogous

#1C5D5B #1C3E5D #1C1D5D

triadic

#1C3E5D #5D1C3E #3E5D1C

tetradic

#1C3E5D #5B1C5D #5D3B1C #1D5D1C

square

#1C3E5D #5B1C5D #5D3B1C #1D5D1C

split-complementary

#1C3E5D #5D1C1D #5D5B1C

monochromatic

#071018 #0E1F2E #1C3E5D #2A5D8C #387DBB

Accessibility & contrast

On white

11.07

#1C3E5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#1C3E5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3E5D

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3E5D	#FFFFFF	#000000	##FFFFFF
##1C3E5D	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303F5E

Deuteranopia (green-blind)

#28395C

Tritanopia (blue-blind)

#004549

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1c3e5d;
/* rgb */ color: rgb(28, 62, 93);
/* oklch */ color: oklch(35.4% 0.067 248.3);

Tailwind

colors: {
  custom: {
    50: '#60738b',
    500: '#1c3e5d',
    950: '#000000',
  },
}

SCSS

$custom: #1c3e5d;
$custom-light: #60738b;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3e5d",
  "rgb": {
    "r": 28,
    "g": 62,
    "b": 93
  },
  "hsl": {
    "h": 208.615,
    "s": 53.719,
    "l": 23.725
  },
  "oklch": {
    "l": 0.35429,
    "c": 0.06722,
    "h": 248.3
  },
  "luminance": 0.04482
}

Semantic roles & 50–950 ramp

primary

#1C3E5D

secondary

#926942

accent

#914BDD

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #1C3E5D

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

Preview Lab → · Contrast checker → · Palette generator →