#1D8099#1D8099

#1D8099 is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 55.7% C 0.093 H 219.6°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#1D8099
RGB	rgb(29, 128, 153)
HSL	hsl(192, 68%, 36%)
HSV	hsv(192, 81%, 60%)
CMYK	cmyk(81%, 16.3%, 0%, 40%)
CIE-LAB	lab(49.49, -18.41, -21.24)
CIE-LCH	lch(49.49, 28.11, 229.09°)
OKLab	oklab(55.71% -0.0719 -0.0595)
OKLCH	oklch(55.71% 0.093 219.6)
XYZ	xyz(13.9732, 17.9977, 32.8683)
Luminance	0.1800 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D8099 #99361D

analogous

#1D9974 #1D8099 #1D4299

triadic

#1D8099 #991D80 #80991D

tetradic

#1D8099 #741D99 #99361D #42991D

square

#1D8099 #741D99 #99361D #42991D

split-complementary

#1D8099 #991D42 #99741D

monochromatic

#092A32 #135566 #1D8099 #27ABCC #52C2DE

Accessibility & contrast

On white

4.57

#1D8099 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#1D8099 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D8099

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D8099	#FFFFFF	#000000	##000000
##1D8099	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#717C9A

Deuteranopia (green-blind)

#607199

Tritanopia (blue-blind)

#008888

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #1d8099;
/* rgb */ color: rgb(29, 128, 153);
/* oklch */ color: oklch(55.7% 0.093 219.6);

Tailwind

colors: {
  custom: {
    50: '#6fa5b7',
    500: '#1d8099',
    950: '#000000',
  },
}

SCSS

$custom: #1d8099;
$custom-light: #6fa5b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d8099",
  "rgb": {
    "r": 29,
    "g": 128,
    "b": 153
  },
  "hsl": {
    "h": 192.097,
    "s": 68.132,
    "l": 35.686
  },
  "oklch": {
    "l": 0.55713,
    "c": 0.09331,
    "h": 219.6
  },
  "luminance": 0.17999
}

Semantic roles & 50–950 ramp

primary

#1D8099

secondary

#C16751

accent

#603DEB

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1D8099

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

Preview Lab → · Contrast checker → · Palette generator →