#1C4E5C#1C4E5C

#1C4E5C is a dark, muted cyan. Relative luminance 0.065; OKLCH L 39.7% C 0.058 H 219.5°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#1C4E5C
RGB	rgb(28, 78, 92)
HSL	hsl(193, 53%, 24%)
HSV	hsv(193, 70%, 36%)
CMYK	cmyk(69.6%, 15.2%, 0%, 63.9%)
CIE-LAB	lab(30.56, -11.69, -13.15)
CIE-LCH	lch(30.56, 17.60, 228.36°)
OKLab	oklab(39.67% -0.0444 -0.0366)
OKLCH	oklch(39.67% 0.058 219.5)
XYZ	xyz(5.1343, 6.4678, 11.1010)
Luminance	0.0647 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4E5C #5C2A1C

analogous

#1C5C4A #1C4E5C #1C2E5C

triadic

#1C4E5C #5C1C4E #4E5C1C

tetradic

#1C4E5C #4A1C5C #5C2A1C #2E5C1C

square

#1C4E5C #4A1C5C #5C2A1C #2E5C1C

split-complementary

#1C4E5C #5C1C2E #5C4A1C

monochromatic

#071417 #0E262D #1C4E5C #2A768B #399EBA

Accessibility & contrast

On white

9.16

#1C4E5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#1C4E5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4E5C

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4E5C	#FFFFFF	#000000	##FFFFFF
##1C4E5C	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454C5D

Deuteranopia (green-blind)

#3C455C

Tritanopia (blue-blind)

#005352

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1c4e5c;
/* rgb */ color: rgb(28, 78, 92);
/* oklch */ color: oklch(39.7% 0.058 219.5);

Tailwind

colors: {
  custom: {
    50: '#617f8a',
    500: '#1c4e5c',
    950: '#000000',
  },
}

SCSS

$custom: #1c4e5c;
$custom-light: #617f8a;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4e5c",
  "rgb": {
    "r": 28,
    "g": 78,
    "b": 92
  },
  "hsl": {
    "h": 193.125,
    "s": 53.333,
    "l": 23.529
  },
  "oklch": {
    "l": 0.39672,
    "c": 0.05756,
    "h": 219.5
  },
  "luminance": 0.06468
}

Semantic roles & 50–950 ramp

primary

#1C4E5C

secondary

#915442

accent

#6B4BDD

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#050A0B

muted

#7A7C7C

Preview Lab

Preview with #1C4E5C

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

Preview Lab → · Contrast checker → · Palette generator →