#1C91A9#1C91A9

#1C91A9 is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 60.7% C 0.102 H 216.0°. Best body text is #000000 at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#1C91A9
RGB	rgb(28, 145, 169)
HSL	hsl(190, 72%, 39%)
HSV	hsv(190, 83%, 66%)
CMYK	cmyk(83.4%, 14.2%, 0%, 33.7%)
CIE-LAB	lab(55.44, -22.07, -21.37)
CIE-LCH	lch(55.44, 30.72, 224.07°)
OKLab	oklab(60.71% -0.0823 -0.0597)
OKLCH	oklch(60.71% 0.102 216)
XYZ	xyz(17.7626, 23.3600, 41.1012)
Luminance	0.2336 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C91A9 #A9341C

analogous

#1CA97A #1C91A9 #1C4AA9

triadic

#1C91A9 #A91C91 #91A91C

tetradic

#1C91A9 #7A1CA9 #A9341C #4AA91C

square

#1C91A9 #7A1CA9 #A9341C #4AA91C

split-complementary

#1C91A9 #A91C4A #A97A1C

monochromatic

#0B3740 #136474 #1C91A9 #27BDDB #5BCDE4

Accessibility & contrast

On white

3.70

#1C91A9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.67

#1C91A9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C91A9

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C91A9	#FFFFFF	#000000	##000000
##1C91A9	1.00	3.70	5.67	5.67
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.67	21.00	1.00	1.00
##000000	5.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818CAA

Deuteranopia (green-blind)

#6F7FA9

Tritanopia (blue-blind)

#009A99

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #1c91a9;
/* rgb */ color: rgb(28, 145, 169);
/* oklch */ color: oklch(60.7% 0.102 216.0);

Tailwind

colors: {
  custom: {
    50: '#73b1c2',
    500: '#1c91a9',
    950: '#000000',
  },
}

SCSS

$custom: #1c91a9;
$custom-light: #73b1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c91a9",
  "rgb": {
    "r": 28,
    "g": 145,
    "b": 169
  },
  "hsl": {
    "h": 190.213,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.60705,
    "c": 0.10171,
    "h": 216
  },
  "luminance": 0.23362
}

Semantic roles & 50–950 ramp

primary

#1C91A9

secondary

#C86C59

accent

#5839EE

background

#F7FAFB

surface

#EEF5F7

border

#C9CFD0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #1C91A9

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

Preview Lab → · Contrast checker → · Palette generator →