#1E66BD#1E66BD

#1E66BD is a mid, vivid cyan. Relative luminance 0.135; OKLCH L 51.5% C 0.153 H 255.9°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#1E66BD
RGB	rgb(30, 102, 189)
HSL	hsl(213, 73%, 43%)
HSV	hsv(213, 84%, 74%)
CMYK	cmyk(84.1%, 46%, 0%, 25.9%)
CIE-LAB	lab(43.44, 10.79, -51.79)
CIE-LCH	lch(43.44, 52.90, 281.76°)
OKLab	oklab(51.53% -0.0373 -0.1488)
OKLCH	oklch(51.53% 0.153 255.9)
XYZ	xyz(14.4687, 13.4511, 49.9680)
Luminance	0.1345 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E66BD #BD751E

analogous

#1EB6BD #1E66BD #251EBD

triadic

#1E66BD #BD1E66 #66BD1E

tetradic

#1E66BD #BD1EB6 #BD751E #1EBD25

square

#1E66BD #BD1EB6 #BD751E #1EBD25

split-complementary

#1E66BD #BD251E #B6BD1E

monochromatic

#0D2D53 #164988 #1E66BD #3984E0 #6DA5E8

Accessibility & contrast

On white

5.69

#1E66BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#1E66BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E66BD

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E66BD	#FFFFFF	#000000	##FFFFFF
##1E66BD	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#376EC0

Deuteranopia (green-blind)

#0A60BB

Tritanopia (blue-blind)

#007B88

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #1e66bd;
/* rgb */ color: rgb(30, 102, 189);
/* oklch */ color: oklch(51.5% 0.153 255.9);

Tailwind

colors: {
  custom: {
    50: '#7691d1',
    500: '#1e66bd',
    950: '#000000',
  },
}

SCSS

$custom: #1e66bd;
$custom-light: #7691d1;
$custom-dark: #000000;

JSON

{
  "hex": "#1e66bd",
  "rgb": {
    "r": 30,
    "g": 102,
    "b": 189
  },
  "hsl": {
    "h": 212.83,
    "s": 72.603,
    "l": 42.941
  },
  "oklch": {
    "l": 0.51534,
    "c": 0.15339,
    "h": 255.9
  },
  "luminance": 0.13453
}

Semantic roles & 50–950 ramp

primary

#1E66BD

secondary

#CEA069

accent

#9D38EF

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0C14

muted

#7C7D82

Preview Lab

Preview with #1E66BD

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

Preview Lab → · Contrast checker → · Palette generator →