#1C5186#1C5186

#1C5186 is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 42.8% C 0.104 H 251.6°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#1C5186
RGB	rgb(28, 81, 134)
HSL	hsl(210, 65%, 32%)
HSV	hsv(210, 79%, 53%)
CMYK	cmyk(79.1%, 39.6%, 0%, 47.5%)
CIE-LAB	lab(33.67, 2.45, -34.59)
CIE-LCH	lch(33.67, 34.68, 274.06°)
OKLab	oklab(42.83% -0.0328 -0.0987)
OKLCH	oklch(42.83% 0.104 251.6)
XYZ	xyz(7.7228, 7.8521, 23.6582)
Luminance	0.0785 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5186 #86511C

analogous

#1C8686 #1C5186 #1C1C86

triadic

#1C5186 #861C51 #51861C

tetradic

#1C5186 #861C86 #86511C #1C861C

square

#1C5186 #861C86 #86511C #1C861C

split-complementary

#1C5186 #861C1C #86861C

monochromatic

#071421 #113253 #1C5186 #2770B9 #448ED8

Accessibility & contrast

On white

8.17

#1C5186 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#1C5186 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5186

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5186	#FFFFFF	#000000	##FFFFFF
##1C5186	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#385488

Deuteranopia (green-blind)

#274B85

Tritanopia (blue-blind)

#005E65

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1c5186;
/* rgb */ color: rgb(28, 81, 134);
/* oklch */ color: oklch(42.8% 0.104 251.6);

Tailwind

colors: {
  custom: {
    50: '#6981a9',
    500: '#1c5186',
    950: '#000000',
  },
}

SCSS

$custom: #1c5186;
$custom-light: #6981a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5186",
  "rgb": {
    "r": 28,
    "g": 81,
    "b": 134
  },
  "hsl": {
    "h": 210,
    "s": 65.432,
    "l": 31.765
  },
  "oklch": {
    "l": 0.42832,
    "c": 0.10398,
    "h": 251.6
  },
  "luminance": 0.07853
}

Semantic roles & 50–950 ramp

primary

#1C5186

secondary

#B97F45

accent

#943FE8

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1C5186

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

Preview Lab → · Contrast checker → · Palette generator →