#1C4994#1C4994

#1C4994 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 41.9% C 0.133 H 260.1°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#1C4994
RGB	rgb(28, 73, 148)
HSL	hsl(218, 68%, 35%)
HSV	hsv(218, 81%, 58%)
CMYK	cmyk(81.1%, 50.7%, 0%, 42%)
CIE-LAB	lab(32.14, 13.46, -45.61)
CIE-LCH	lch(32.14, 47.56, 286.44°)
OKLab	oklab(41.94% -0.0228 -0.1312)
OKLCH	oklch(41.94% 0.133 260.1)
XYZ	xyz(8.2048, 7.1491, 28.9587)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4994 #94671C

analogous

#1C8594 #1C4994 #2B1C94

triadic

#1C4994 #941C49 #49941C

tetradic

#1C4994 #941C85 #94671C #1C942B

square

#1C4994 #941C85 #94671C #1C942B

split-complementary

#1C4994 #942B1C #85941C

monochromatic

#09162D #123061 #1C4994 #2662C7 #4D83DD

Accessibility & contrast

On white

8.64

#1C4994 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#1C4994 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4994

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4994	#FFFFFF	#000000	##FFFFFF
##1C4994	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B5197

Deuteranopia (green-blind)

#004693

Tritanopia (blue-blind)

#005B67

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1c4994;
/* rgb */ color: rgb(28, 73, 148);
/* oklch */ color: oklch(41.9% 0.133 260.1);

Tailwind

colors: {
  custom: {
    50: '#6c7bb4',
    500: '#1c4994',
    950: '#000000',
  },
}

SCSS

$custom: #1c4994;
$custom-light: #6c7bb4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4994",
  "rgb": {
    "r": 28,
    "g": 73,
    "b": 148
  },
  "hsl": {
    "h": 217.5,
    "s": 68.182,
    "l": 34.51
  },
  "oklch": {
    "l": 0.41941,
    "c": 0.1332,
    "h": 260.1
  },
  "luminance": 0.0715
}

Semantic roles & 50–950 ramp

primary

#1C4994

secondary

#C0944C

accent

#AA3DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1C4994

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

Preview Lab → · Contrast checker → · Palette generator →