#1A73C9#1A73C9

#1A73C9 is a mid, vivid cyan. Relative luminance 0.167; OKLCH L 55.2% C 0.155 H 252.6°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#1A73C9
RGB	rgb(26, 115, 201)
HSL	hsl(209, 77%, 45%)
HSV	hsv(209, 87%, 79%)
CMYK	cmyk(87.1%, 42.8%, 0%, 21.2%)
CIE-LAB	lab(47.87, 6.92, -51.59)
CIE-LCH	lch(47.87, 52.06, 277.64°)
OKLab	oklab(55.2% -0.0463 -0.148)
OKLCH	oklch(55.2% 0.155 252.6)
XYZ	xyz(17.0953, 16.6959, 57.5686)
Luminance	0.1670 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A73C9 #C9701A

analogous

#1AC9C8 #1A73C9 #1A1BC9

triadic

#1A73C9 #C91A73 #73C91A

tetradic

#1A73C9 #C81AC9 #C9701A #1BC91A

square

#1A73C9 #C81AC9 #C9701A #1BC91A

split-complementary

#1A73C9 #C91A1B #C9C81A

monochromatic

#0C355D #135493 #1A73C9 #3B92E6 #71B0ED

Accessibility & contrast

On white

4.84

#1A73C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#1A73C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1A73C9

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A73C9	#FFFFFF	#000000	##FFFFFF
##1A73C9	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#477ACC

Deuteranopia (green-blind)

#256BC7

Tritanopia (blue-blind)

#008894

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #1a73c9;
/* rgb */ color: rgb(26, 115, 201);
/* oklch */ color: oklch(55.2% 0.155 252.6);

Tailwind

colors: {
  custom: {
    50: '#789ada',
    500: '#1a73c9',
    950: '#000000',
  },
}

SCSS

$custom: #1a73c9;
$custom-light: #789ada;
$custom-dark: #000000;

JSON

{
  "hex": "#1a73c9",
  "rgb": {
    "r": 26,
    "g": 115,
    "b": 201
  },
  "hsl": {
    "h": 209.486,
    "s": 77.093,
    "l": 44.51
  },
  "oklch": {
    "l": 0.55197,
    "c": 0.15505,
    "h": 252.6
  },
  "luminance": 0.16698
}

Semantic roles & 50–950 ramp

primary

#1A73C9

secondary

#D39F6C

accent

#9234F4

background

#F8F9FD

surface

#EFF2FB

border

#CACCD4

text

#0B0E15

muted

#7C7E83

Preview Lab

Preview with #1A73C9

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

Preview Lab → · Contrast checker → · Palette generator →