#1C5288#1C5288

#1C5288 is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.2% C 0.106 H 251.7°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#1C5288
RGB	rgb(28, 82, 136)
HSL	hsl(210, 66%, 32%)
HSV	hsv(210, 79%, 53%)
CMYK	cmyk(79.4%, 39.7%, 0%, 46.7%)
CIE-LAB	lab(34.10, 2.60, -35.14)
CIE-LCH	lch(34.10, 35.23, 274.22°)
OKLab	oklab(43.21% -0.0332 -0.1003)
OKLCH	oklch(43.21% 0.106 251.7)
XYZ	xyz(7.9384, 8.0581, 24.4248)
Luminance	0.0806 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5288 #88521C

analogous

#1C8888 #1C5288 #1C1C88

triadic

#1C5288 #881C52 #52881C

tetradic

#1C5288 #881C88 #88521C #1C881C

square

#1C5288 #881C88 #88521C #1C881C

split-complementary

#1C5288 #881C1C #88881C

monochromatic

#071522 #123355 #1C5288 #2671BB #468FD9

Accessibility & contrast

On white

8.04

#1C5288 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#1C5288 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5288

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5288	#FFFFFF	#000000	##FFFFFF
##1C5288	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38568A

Deuteranopia (green-blind)

#284C87

Tritanopia (blue-blind)

#005F66

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1c5288;
/* rgb */ color: rgb(28, 82, 136);
/* oklch */ color: oklch(43.2% 0.106 251.7);

Tailwind

colors: {
  custom: {
    50: '#6982ab',
    500: '#1c5288',
    950: '#000000',
  },
}

SCSS

$custom: #1c5288;
$custom-light: #6982ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5288",
  "rgb": {
    "r": 28,
    "g": 82,
    "b": 136
  },
  "hsl": {
    "h": 210,
    "s": 65.854,
    "l": 32.157
  },
  "oklch": {
    "l": 0.43207,
    "c": 0.1056,
    "h": 251.7
  },
  "luminance": 0.08059
}

Semantic roles & 50–950 ramp

primary

#1C5288

secondary

#BA8045

accent

#943FE9

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1C5288

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

Preview Lab → · Contrast checker → · Palette generator →