#1D8299#1D8299

#1D8299 is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.2% C 0.093 H 217.5°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#1D8299
RGB	rgb(29, 130, 153)
HSL	hsl(191, 68%, 36%)
HSV	hsv(191, 81%, 60%)
CMYK	cmyk(81%, 15%, 0%, 40%)
CIE-LAB	lab(50.13, -19.49, -20.27)
CIE-LCH	lch(50.13, 28.12, 226.13°)
OKLab	oklab(56.22% -0.0739 -0.0567)
OKLCH	oklch(56.22% 0.093 217.5)
XYZ	xyz(14.2366, 18.5246, 32.9561)
Luminance	0.1853 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D8299 #99341D

analogous

#1D9972 #1D8299 #1D4499

triadic

#1D8299 #991D82 #82991D

tetradic

#1D8299 #721D99 #99341D #44991D

square

#1D8299 #721D99 #99341D #44991D

split-complementary

#1D8299 #991D44 #99721D

monochromatic

#092B32 #135666 #1D8299 #27AECC #52C4DE

Accessibility & contrast

On white

4.46

#1D8299 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#1D8299 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D8299

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D8299	#FFFFFF	#000000	##000000
##1D8299	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#737E9A

Deuteranopia (green-blind)

#637299

Tritanopia (blue-blind)

#008A89

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #1d8299;
/* rgb */ color: rgb(29, 130, 153);
/* oklch */ color: oklch(56.2% 0.093 217.5);

Tailwind

colors: {
  custom: {
    50: '#70a6b7',
    500: '#1d8299',
    950: '#000000',
  },
}

SCSS

$custom: #1d8299;
$custom-light: #70a6b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d8299",
  "rgb": {
    "r": 29,
    "g": 130,
    "b": 153
  },
  "hsl": {
    "h": 191.129,
    "s": 68.132,
    "l": 35.686
  },
  "oklch": {
    "l": 0.56222,
    "c": 0.09313,
    "h": 217.5
  },
  "luminance": 0.18526
}

Semantic roles & 50–950 ramp

primary

#1D8299

secondary

#C16551

accent

#5D3DEB

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1D8299

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

Preview Lab → · Contrast checker → · Palette generator →