#1D64A6#1D64A6

#1D64A6 is a mid, vivid cyan. Relative luminance 0.121; OKLCH L 49.5% C 0.126 H 250.9°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#1D64A6
RGB	rgb(29, 100, 166)
HSL	hsl(209, 70%, 38%)
HSV	hsv(209, 83%, 65%)
CMYK	cmyk(82.5%, 39.8%, 0%, 34.9%)
CIE-LAB	lab(41.42, 2.95, -41.54)
CIE-LCH	lch(41.42, 41.65, 274.07°)
OKLab	oklab(49.51% -0.0412 -0.1187)
OKLCH	oklch(49.51% 0.126 250.9)
XYZ	xyz(11.9442, 12.1273, 37.7803)
Luminance	0.1213 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D64A6 #A65F1D

analogous

#1DA6A3 #1D64A6 #1D20A6

triadic

#1D64A6 #A61D64 #64A61D

tetradic

#1D64A6 #A31DA6 #A65F1D #20A61D

square

#1D64A6 #A31DA6 #A65F1D #20A61D

split-complementary

#1D64A6 #A61D20 #A6A31D

monochromatic

#0B253E #144572 #1D64A6 #2783D9 #5BA1E2

Accessibility & contrast

On white

6.13

#1D64A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#1D64A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D64A6

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D64A6	#FFFFFF	#000000	##FFFFFF
##1D64A6	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4468A9

Deuteranopia (green-blind)

#2E5CA5

Tritanopia (blue-blind)

#00747D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #1d64a6;
/* rgb */ color: rgb(29, 100, 166);
/* oklch */ color: oklch(49.5% 0.126 250.9);

Tailwind

colors: {
  custom: {
    50: '#708fc1',
    500: '#1d64a6',
    950: '#000000',
  },
}

SCSS

$custom: #1d64a6;
$custom-light: #708fc1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d64a6",
  "rgb": {
    "r": 29,
    "g": 100,
    "b": 166
  },
  "hsl": {
    "h": 208.905,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.49505,
    "c": 0.12564,
    "h": 250.9
  },
  "luminance": 0.12129
}

Semantic roles & 50–950 ramp

primary

#1D64A6

secondary

#C68D59

accent

#913BED

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #1D64A6

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

Preview Lab → · Contrast checker → · Palette generator →