#1C90AE#1C90AE

#1C90AE is a mid, moderate cyan. Relative luminance 0.232; OKLCH L 60.7% C 0.105 H 220.8°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#1C90AE
RGB	rgb(28, 144, 174)
HSL	hsl(192, 72%, 40%)
HSV	hsv(192, 84%, 68%)
CMYK	cmyk(83.9%, 17.2%, 0%, 31.8%)
CIE-LAB	lab(55.33, -19.84, -24.40)
CIE-LCH	lch(55.33, 31.45, 230.90°)
OKLab	oklab(60.68% -0.0793 -0.0684)
OKLCH	oklch(60.68% 0.105 220.8)
XYZ	xyz(18.0889, 23.2471, 43.5699)
Luminance	0.2325 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C90AE #AE3A1C

analogous

#1CAE83 #1C90AE #1C47AE

triadic

#1C90AE #AE1C90 #90AE1C

tetradic

#1C90AE #831CAE #AE3A1C #47AE1C

square

#1C90AE #831CAE #AE3A1C #47AE1C

split-complementary

#1C90AE #AE1C47 #AE831C

monochromatic

#0B3945 #146479 #1C90AE #2AB8DD #5FCAE5

Accessibility & contrast

On white

3.72

#1C90AE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#1C90AE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C90AE

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C90AE	#FFFFFF	#000000	##000000
##1C90AE	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8CB0

Deuteranopia (green-blind)

#6B7FAE

Tritanopia (blue-blind)

#009A9A

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1c90ae;
/* rgb */ color: rgb(28, 144, 174);
/* oklch */ color: oklch(60.7% 0.105 220.8);

Tailwind

colors: {
  custom: {
    50: '#74b0c6',
    500: '#1c90ae',
    950: '#000000',
  },
}

SCSS

$custom: #1c90ae;
$custom-light: #74b0c6;
$custom-dark: #000000;

JSON

{
  "hex": "#1c90ae",
  "rgb": {
    "r": 28,
    "g": 144,
    "b": 174
  },
  "hsl": {
    "h": 192.329,
    "s": 72.277,
    "l": 39.608
  },
  "oklch": {
    "l": 0.60677,
    "c": 0.10475,
    "h": 220.8
  },
  "luminance": 0.23249
}

Semantic roles & 50–950 ramp

primary

#1C90AE

secondary

#CA735C

accent

#5E39EF

background

#F7FAFC

surface

#EEF5F8

border

#C9CFD1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1C90AE

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

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