#1D6CB3#1D6CB3

#1D6CB3 is a mid, vivid cyan. Relative luminance 0.142; OKLCH L 52.2% C 0.134 H 250.5°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#1D6CB3
RGB	rgb(29, 108, 179)
HSL	hsl(208, 72%, 41%)
HSV	hsv(208, 84%, 70%)
CMYK	cmyk(83.8%, 39.7%, 0%, 29.8%)
CIE-LAB	lab(44.57, 2.98, -44.15)
CIE-LCH	lch(44.57, 44.25, 273.86°)
OKLab	oklab(52.22% -0.0447 -0.1262)
OKLCH	oklch(52.22% 0.134 250.5)
XYZ	xyz(14.0028, 14.2393, 44.6495)
Luminance	0.1424 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D6CB3 #B3641D

analogous

#1DB3AF #1D6CB3 #1D21B3

triadic

#1D6CB3 #B31D6C #6CB31D

tetradic

#1D6CB3 #AF1DB3 #B3641D #21B31D

square

#1D6CB3 #AF1DB3 #B3641D #21B31D

split-complementary

#1D6CB3 #B31D21 #B3AF1D

monochromatic

#0C2C4A #144C7E #1D6CB3 #308BDD #64A9E6

Accessibility & contrast

On white

5.46

#1D6CB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#1D6CB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D6CB3

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D6CB3	#FFFFFF	#000000	##FFFFFF
##1D6CB3	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4971B6

Deuteranopia (green-blind)

#3163B2

Tritanopia (blue-blind)

#007D87

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #1d6cb3;
/* rgb */ color: rgb(29, 108, 179);
/* oklch */ color: oklch(52.2% 0.134 250.5);

Tailwind

colors: {
  custom: {
    50: '#7395ca',
    500: '#1d6cb3',
    950: '#000000',
  },
}

SCSS

$custom: #1d6cb3;
$custom-light: #7395ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1d6cb3",
  "rgb": {
    "r": 29,
    "g": 108,
    "b": 179
  },
  "hsl": {
    "h": 208.4,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.52218,
    "c": 0.13389,
    "h": 250.5
  },
  "luminance": 0.14241
}

Semantic roles & 50–950 ramp

primary

#1D6CB3

secondary

#CB9361

accent

#8F39EF

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #1D6CB3

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

Preview Lab → · Contrast checker → · Palette generator →