#1C5481#1C5481

#1C5481 is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 43.3% C 0.094 H 246.8°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#1C5481
RGB	rgb(28, 84, 129)
HSL	hsl(207, 64%, 31%)
HSV	hsv(207, 78%, 51%)
CMYK	cmyk(78.3%, 34.9%, 0%, 49.4%)
CIE-LAB	lab(34.34, -1.47, -30.46)
CIE-LCH	lch(34.34, 30.50, 267.24°)
OKLab	oklab(43.26% -0.0371 -0.0865)
OKLCH	oklch(43.26% 0.094 246.8)
XYZ	xyz(7.6101, 8.1716, 21.9408)
Luminance	0.0817 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5481 #81491C

analogous

#1C817B #1C5481 #1C2181

triadic

#1C5481 #811C54 #54811C

tetradic

#1C5481 #7B1C81 #81491C #21811C

square

#1C5481 #7B1C81 #81491C #21811C

split-complementary

#1C5481 #811C21 #817B1C

monochromatic

#06131C #11334F #1C5481 #2775B3 #4294D6

Accessibility & contrast

On white

7.97

#1C5481 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#1C5481 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5481

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5481	#FFFFFF	#000000	##FFFFFF
##1C5481	1.00	7.97	2.63	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F5683

Deuteranopia (green-blind)

#314D80

Tritanopia (blue-blind)

#005F64

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1c5481;
/* rgb */ color: rgb(28, 84, 129);
/* oklch */ color: oklch(43.3% 0.094 246.8);

Tailwind

colors: {
  custom: {
    50: '#6883a6',
    500: '#1c5481',
    950: '#000000',
  },
}

SCSS

$custom: #1c5481;
$custom-light: #6883a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5481",
  "rgb": {
    "r": 28,
    "g": 84,
    "b": 129
  },
  "hsl": {
    "h": 206.733,
    "s": 64.331,
    "l": 30.784
  },
  "oklch": {
    "l": 0.43261,
    "c": 0.09417,
    "h": 246.8
  },
  "luminance": 0.08173
}

Semantic roles & 50–950 ramp

primary

#1C5481

secondary

#B47644

accent

#8B40E7

background

#F6F8FA

surface

#EBEFF4

border

#C6CACE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1C5481

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

Preview Lab → · Contrast checker → · Palette generator →