#1D9BC2#1D9BC2

#1D9BC2 is a light, moderate cyan. Relative luminance 0.276; OKLCH L 64.3% C 0.116 H 225.2°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#1D9BC2
RGB	rgb(29, 155, 194)
HSL	hsl(194, 74%, 44%)
HSV	hsv(194, 85%, 76%)
CMYK	cmyk(85.1%, 20.1%, 0%, 23.9%)
CIE-LAB	lab(59.52, -18.71, -29.26)
CIE-LCH	lch(59.52, 34.73, 237.40°)
OKLab	oklab(64.32% -0.0816 -0.0822)
OKLCH	oklch(64.32% 0.116 225.2)
XYZ	xyz(21.9616, 27.5961, 55.1976)
Luminance	0.2760 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D9BC2 #C2441D

analogous

#1DC296 #1D9BC2 #1D48C2

triadic

#1D9BC2 #C21D9B #9BC21D

tetradic

#1D9BC2 #961DC2 #C2441D #48C21D

square

#1D9BC2 #961DC2 #C2441D #48C21D

split-complementary

#1D9BC2 #C21D48 #C2961D

monochromatic

#0D4658 #15708D #1D9BC2 #3BBAE2 #70CDEA

Accessibility & contrast

On white

3.22

#1D9BC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.52

#1D9BC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D9BC2

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D9BC2	#FFFFFF	#000000	##000000
##1D9BC2	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8598C4

Deuteranopia (green-blind)

#7189C2

Tritanopia (blue-blind)

#00A6A8

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #1d9bc2;
/* rgb */ color: rgb(29, 155, 194);
/* oklch */ color: oklch(64.3% 0.116 225.2);

Tailwind

colors: {
  custom: {
    50: '#78b8d4',
    500: '#1d9bc2',
    950: '#000000',
  },
}

SCSS

$custom: #1d9bc2;
$custom-light: #78b8d4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d9bc2",
  "rgb": {
    "r": 29,
    "g": 155,
    "b": 194
  },
  "hsl": {
    "h": 194.182,
    "s": 73.991,
    "l": 43.725
  },
  "oklch": {
    "l": 0.64318,
    "c": 0.11587,
    "h": 225.2
  },
  "luminance": 0.27599
}

Semantic roles & 50–950 ramp

primary

#1D9BC2

secondary

#D0836B

accent

#6337F1

background

#F8FBFD

surface

#EFF6FA

border

#CAD0D3

text

#0B1114

muted

#7C8083

Preview Lab

Preview with #1D9BC2

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

Preview Lab → · Contrast checker → · Palette generator →