#1C4473#1C4473

#1C4473 is a dark, moderate cyan. Relative luminance 0.056; OKLCH L 38.4% C 0.092 H 254.3°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#1C4473
RGB	rgb(28, 68, 115)
HSL	hsl(212, 61%, 28%)
HSV	hsv(212, 76%, 45%)
CMYK	cmyk(75.7%, 40.9%, 0%, 54.9%)
CIE-LAB	lab(28.43, 3.51, -31.10)
CIE-LCH	lch(28.43, 31.30, 276.45°)
OKLab	oklab(38.37% -0.0249 -0.0887)
OKLCH	oklch(38.37% 0.092 254.3)
XYZ	xyz(5.6394, 5.6183, 17.0036)
Luminance	0.0562 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4473 #734B1C

analogous

#1C6F73 #1C4473 #201C73

triadic

#1C4473 #731C44 #44731C

tetradic

#1C4473 #731C6F #734B1C #1C7320

square

#1C4473 #731C6F #734B1C #1C7320

split-complementary

#1C4473 #73201C #6F731C

monochromatic

#060F19 #102742 #1C4473 #2861A4 #3A7FCF

Accessibility & contrast

On white

9.89

#1C4473 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#1C4473 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4473

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4473	#FFFFFF	#000000	##FFFFFF
##1C4473	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E4775

Deuteranopia (green-blind)

#213F72

Tritanopia (blue-blind)

#004F56

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1c4473;
/* rgb */ color: rgb(28, 68, 115);
/* oklch */ color: oklch(38.4% 0.092 254.3);

Tailwind

colors: {
  custom: {
    50: '#65779b',
    500: '#1c4473',
    950: '#000000',
  },
}

SCSS

$custom: #1c4473;
$custom-light: #65779b;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4473",
  "rgb": {
    "r": 28,
    "g": 68,
    "b": 115
  },
  "hsl": {
    "h": 212.414,
    "s": 60.839,
    "l": 28.039
  },
  "oklch": {
    "l": 0.38367,
    "c": 0.09211,
    "h": 254.3
  },
  "luminance": 0.05619
}

Semantic roles & 50–950 ramp

primary

#1C4473

secondary

#A77943

accent

#9A44E4

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #1C4473

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

Preview Lab → · Contrast checker → · Palette generator →