#1D6680#1D6680

#1D6680 is a mid, moderate cyan. Relative luminance 0.113; OKLCH L 47.8% C 0.081 H 226.5°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#1D6680
RGB	rgb(29, 102, 128)
HSL	hsl(196, 63%, 31%)
HSV	hsv(196, 77%, 50%)
CMYK	cmyk(77.3%, 20.3%, 0%, 49.8%)
CIE-LAB	lab(40.12, -12.70, -20.82)
CIE-LCH	lch(40.12, 24.39, 238.61°)
OKLab	oklab(47.84% -0.0555 -0.0584)
OKLCH	oklch(47.84% 0.081 226.5)
XYZ	xyz(9.1528, 11.3214, 22.1208)
Luminance	0.1132 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D6680 #80371D

analogous

#1D8068 #1D6680 #1D3480

triadic

#1D6680 #801D66 #66801D

tetradic

#1D6680 #681D80 #80371D #34801D

square

#1D6680 #681D80 #80371D #34801D

split-complementary

#1D6680 #801D34 #80681D

monochromatic

#06161C #123E4E #1D6680 #288EB2 #43AED4

Accessibility & contrast

On white

6.43

#1D6680 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#1D6680 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D6680

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D6680	#FFFFFF	#000000	##FFFFFF
##1D6680	1.00	6.43	3.26	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#586481

Deuteranopia (green-blind)

#4B5A80

Tritanopia (blue-blind)

#006E6F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #1d6680;
/* rgb */ color: rgb(29, 102, 128);
/* oklch */ color: oklch(47.8% 0.081 226.5);

Tailwind

colors: {
  custom: {
    50: '#6991a5',
    500: '#1d6680',
    950: '#000000',
  },
}

SCSS

$custom: #1d6680;
$custom-light: #6991a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d6680",
  "rgb": {
    "r": 29,
    "g": 102,
    "b": 128
  },
  "hsl": {
    "h": 195.758,
    "s": 63.057,
    "l": 30.784
  },
  "oklch": {
    "l": 0.47843,
    "c": 0.08056,
    "h": 226.5
  },
  "luminance": 0.11322
}

Semantic roles & 50–950 ramp

primary

#1D6680

secondary

#B36245

accent

#6D42E6

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #1D6680

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

Preview Lab → · Contrast checker → · Palette generator →