#1A5FC9#1A5FC9

#1A5FC9 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.8% C 0.178 H 259.5°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#1A5FC9
RGB	rgb(26, 95, 201)
HSL	hsl(216, 77%, 45%)
HSV	hsv(216, 87%, 79%)
CMYK	cmyk(87.1%, 52.7%, 0%, 21.2%)
CIE-LAB	lab(42.18, 19.75, -60.77)
CIE-LCH	lch(42.18, 63.90, 288.01°)
OKLab	oklab(50.81% -0.0324 -0.1754)
OKLCH	oklch(50.81% 0.178 259.5)
XYZ	xyz(15.0570, 12.6191, 56.8892)
Luminance	0.1262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5FC9 #C9841A

analogous

#1AB7C9 #1A5FC9 #2D1AC9

triadic

#1A5FC9 #C91A5F #5FC91A

tetradic

#1A5FC9 #C91AB7 #C9841A #1AC92D

square

#1A5FC9 #C91AB7 #C9841A #1AC92D

split-complementary

#1A5FC9 #C92D1A #B7C91A

monochromatic

#0C2C5D #134593 #1A5FC9 #3B7EE6 #71A2ED

Accessibility & contrast

On white

5.96

#1A5FC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#1A5FC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1A5FC9

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5FC9	#FFFFFF	#000000	##FFFFFF
##1A5FC9	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#086CCD

Deuteranopia (green-blind)

#005CC7

Tritanopia (blue-blind)

#00798B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #1a5fc9;
/* rgb */ color: rgb(26, 95, 201);
/* oklch */ color: oklch(50.8% 0.178 259.5);

Tailwind

colors: {
  custom: {
    50: '#788bda',
    500: '#1a5fc9',
    950: '#000000',
  },
}

SCSS

$custom: #1a5fc9;
$custom-light: #788bda;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5fc9",
  "rgb": {
    "r": 26,
    "g": 95,
    "b": 201
  },
  "hsl": {
    "h": 216.343,
    "s": 77.093,
    "l": 44.51
  },
  "oklch": {
    "l": 0.50808,
    "c": 0.17835,
    "h": 259.5
  },
  "luminance": 0.12621
}

Semantic roles & 50–950 ramp

primary

#1A5FC9

secondary

#D3AA6C

accent

#A834F4

background

#F8F8FD

surface

#EFF0FB

border

#CACBD4

text

#0B0B15

muted

#7C7C83

Preview Lab

Preview with #1A5FC9

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

Preview Lab → · Contrast checker → · Palette generator →