#1D64A7#1D64A7

#1D64A7 is a mid, vivid cyan. Relative luminance 0.122; OKLCH L 49.6% C 0.127 H 251.2°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#1D64A7
RGB	rgb(29, 100, 167)
HSL	hsl(209, 70%, 38%)
HSV	hsv(209, 83%, 65%)
CMYK	cmyk(82.6%, 40.1%, 0%, 34.5%)
CIE-LAB	lab(41.48, 3.35, -42.04)
CIE-LCH	lch(41.48, 42.18, 274.55°)
OKLab	oklab(49.57% -0.0409 -0.1202)
OKLCH	oklch(49.57% 0.127 251.2)
XYZ	xyz(12.0363, 12.1641, 38.2653)
Luminance	0.1217 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D64A7 #A7601D

analogous

#1DA7A5 #1D64A7 #1D1FA7

triadic

#1D64A7 #A71D64 #64A71D

tetradic

#1D64A7 #A51DA7 #A7601D #1FA71D

square

#1D64A7 #A51DA7 #A7601D #1FA71D

split-complementary

#1D64A7 #A71D1F #A7A51D

monochromatic

#0B263F #144573 #1D64A7 #2883DA #5CA1E3

Accessibility & contrast

On white

6.12

#1D64A7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#1D64A7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D64A7

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D64A7	#FFFFFF	#000000	##FFFFFF
##1D64A7	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4369AA

Deuteranopia (green-blind)

#2D5CA6

Tritanopia (blue-blind)

#00747D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #1d64a7;
/* rgb */ color: rgb(29, 100, 167);
/* oklch */ color: oklch(49.6% 0.127 251.2);

Tailwind

colors: {
  custom: {
    50: '#718fc1',
    500: '#1d64a7',
    950: '#000000',
  },
}

SCSS

$custom: #1d64a7;
$custom-light: #718fc1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d64a7",
  "rgb": {
    "r": 29,
    "g": 100,
    "b": 167
  },
  "hsl": {
    "h": 209.13,
    "s": 70.408,
    "l": 38.431
  },
  "oklch": {
    "l": 0.49569,
    "c": 0.12695,
    "h": 251.2
  },
  "luminance": 0.12166
}

Semantic roles & 50–950 ramp

primary

#1D64A7

secondary

#C78E59

accent

#913BED

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #1D64A7

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

Preview Lab → · Contrast checker → · Palette generator →