#1D9DC2#1D9DC2

#1D9DC2 is a light, moderate cyan. Relative luminance 0.283; OKLCH L 64.8% C 0.115 H 223.6°. Best body text is #000000 at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#1D9DC2
RGB	rgb(29, 157, 194)
HSL	hsl(193, 74%, 44%)
HSV	hsv(193, 85%, 76%)
CMYK	cmyk(85.1%, 19.1%, 0%, 23.9%)
CIE-LAB	lab(60.13, -19.77, -28.32)
CIE-LCH	lch(60.13, 34.54, 235.08°)
OKLab	oklab(64.81% -0.0835 -0.0795)
OKLCH	oklch(64.81% 0.115 223.6)
XYZ	xyz(22.2972, 28.2673, 55.3094)
Luminance	0.2827 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D9DC2 #C2421D

analogous

#1DC294 #1D9DC2 #1D4AC2

triadic

#1D9DC2 #C21D9D #9DC21D

tetradic

#1D9DC2 #941DC2 #C2421D #4AC21D

square

#1D9DC2 #941DC2 #C2421D #4AC21D

split-complementary

#1D9DC2 #C21D4A #C2941D

monochromatic

#0D4758 #15728D #1D9DC2 #3BBCE2 #70CEEA

Accessibility & contrast

On white

3.16

#1D9DC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.65

#1D9DC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D9DC2

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D9DC2	#FFFFFF	#000000	##000000
##1D9DC2	1.00	3.16	6.65	6.65
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.65	21.00	1.00	1.00
##000000	6.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8899C4

Deuteranopia (green-blind)

#738AC2

Tritanopia (blue-blind)

#00A8A9

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #1d9dc2;
/* rgb */ color: rgb(29, 157, 194);
/* oklch */ color: oklch(64.8% 0.115 223.6);

Tailwind

colors: {
  custom: {
    50: '#79bad4',
    500: '#1d9dc2',
    950: '#000000',
  },
}

SCSS

$custom: #1d9dc2;
$custom-light: #79bad4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d9dc2",
  "rgb": {
    "r": 29,
    "g": 157,
    "b": 194
  },
  "hsl": {
    "h": 193.455,
    "s": 73.991,
    "l": 43.725
  },
  "oklch": {
    "l": 0.64806,
    "c": 0.11528,
    "h": 223.6
  },
  "luminance": 0.2827
}

Semantic roles & 50–950 ramp

primary

#1D9DC2

secondary

#D0826B

accent

#6137F1

background

#F8FBFD

surface

#EFF6FA

border

#CAD0D3

text

#0B1114

muted

#7C8083

Preview Lab

Preview with #1D9DC2

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

Preview Lab → · Contrast checker → · Palette generator →