#1C5A82#1C5A82

#1C5A82 is a dark, moderate cyan. Relative luminance 0.092; OKLCH L 44.8% C 0.090 H 241.6°. Best body text is #FFFFFF at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#1C5A82
RGB	rgb(28, 90, 130)
HSL	hsl(204, 65%, 31%)
HSV	hsv(204, 78%, 51%)
CMYK	cmyk(78.5%, 30.8%, 0%, 49%)
CIE-LAB	lab(36.31, -4.87, -27.97)
CIE-LCH	lch(36.31, 28.39, 260.12°)
OKLab	oklab(44.84% -0.0428 -0.0792)
OKLCH	oklch(44.84% 0.09 241.6)
XYZ	xyz(8.1627, 9.1699, 22.4545)
Luminance	0.0917 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5A82 #82441C

analogous

#1C8277 #1C5A82 #1C2782

triadic

#1C5A82 #821C5A #5A821C

tetradic

#1C5A82 #771C82 #82441C #27821C

square

#1C5A82 #771C82 #82441C #27821C

split-complementary

#1C5A82 #821C27 #82771C

monochromatic

#06141D #113750 #1C5A82 #277DB4 #429CD6

Accessibility & contrast

On white

7.41

#1C5A82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#1C5A82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5A82

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5A82	#FFFFFF	#000000	##FFFFFF
##1C5A82	1.00	7.41	2.83	7.41
#FFFFFF	7.41	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#475B84

Deuteranopia (green-blind)

#395181

Tritanopia (blue-blind)

#006468

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1c5a82;
/* rgb */ color: rgb(28, 90, 130);
/* oklch */ color: oklch(44.8% 0.090 241.6);

Tailwind

colors: {
  custom: {
    50: '#6888a6',
    500: '#1c5a82',
    950: '#000000',
  },
}

SCSS

$custom: #1c5a82;
$custom-light: #6888a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5a82",
  "rgb": {
    "r": 28,
    "g": 90,
    "b": 130
  },
  "hsl": {
    "h": 203.529,
    "s": 64.557,
    "l": 30.98
  },
  "oklch": {
    "l": 0.44836,
    "c": 0.09004,
    "h": 241.6
  },
  "luminance": 0.09171
}

Semantic roles & 50–950 ramp

primary

#1C5A82

secondary

#B57144

accent

#8240E8

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #1C5A82

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

Preview Lab → · Contrast checker → · Palette generator →