#1C5E90#1C5E90

#1C5E90 is a mid, moderate cyan. Relative luminance 0.103; OKLCH L 46.7% C 0.104 H 245.9°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#1C5E90
RGB	rgb(28, 94, 144)
HSL	hsl(206, 67%, 34%)
HSV	hsv(206, 81%, 56%)
CMYK	cmyk(80.6%, 34.7%, 0%, 43.5%)
CIE-LAB	lab(38.31, -1.96, -33.33)
CIE-LCH	lch(38.31, 33.38, 266.64°)
OKLab	oklab(46.66% -0.0423 -0.0947)
OKLCH	oklch(46.66% 0.104 245.9)
XYZ	xyz(9.5137, 10.2648, 27.8600)
Luminance	0.1027 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5E90 #904E1C

analogous

#1C9088 #1C5E90 #1C2490

triadic

#1C5E90 #901C5E #5E901C

tetradic

#1C5E90 #881C90 #904E1C #24901C

square

#1C5E90 #881C90 #904E1C #24901C

split-complementary

#1C5E90 #901C24 #90881C

monochromatic

#081B2A #123D5D #1C5E90 #267FC3 #4A9DDC

Accessibility & contrast

On white

6.88

#1C5E90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#1C5E90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C5E90

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5E90	#FFFFFF	#000000	##FFFFFF
##1C5E90	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#476092

Deuteranopia (green-blind)

#36558F

Tritanopia (blue-blind)

#006A70

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #1c5e90;
/* rgb */ color: rgb(28, 94, 144);
/* oklch */ color: oklch(46.7% 0.104 245.9);

Tailwind

colors: {
  custom: {
    50: '#6b8bb1',
    500: '#1c5e90',
    950: '#000000',
  },
}

SCSS

$custom: #1c5e90;
$custom-light: #6b8bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5e90",
  "rgb": {
    "r": 28,
    "g": 94,
    "b": 144
  },
  "hsl": {
    "h": 205.862,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.46659,
    "c": 0.10376,
    "h": 245.9
  },
  "luminance": 0.10266
}

Semantic roles & 50–950 ramp

primary

#1C5E90

secondary

#BE7C4A

accent

#883DEA

background

#F6F8FA

surface

#ECF0F5

border

#C7CBCF

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1C5E90

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

Preview Lab → · Contrast checker → · Palette generator →