#1A52BB#1A52BB

#1A52BB is a mid, vivid blue. Relative luminance 0.098; OKLCH L 47.0% C 0.176 H 261.5°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#1A52BB
RGB	rgb(26, 82, 187)
HSL	hsl(219, 76%, 42%)
HSV	hsv(219, 86%, 73%)
CMYK	cmyk(86.1%, 56.1%, 0%, 26.7%)
CIE-LAB	lab(37.55, 22.82, -60.14)
CIE-LCH	lch(37.55, 64.33, 290.78°)
OKLab	oklab(46.96% -0.0259 -0.1738)
OKLCH	oklch(46.96% 0.176 261.5)
XYZ	xyz(12.4097, 9.8405, 48.2494)
Luminance	0.0984 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A52BB #BB831A

analogous

#1AA3BB #1A52BB #321ABB

triadic

#1A52BB #BB1A52 #52BB1A

tetradic

#1A52BB #BB1AA3 #BB831A #1ABB32

square

#1A52BB #BB1AA3 #BB831A #1ABB32

split-complementary

#1A52BB #BB321A #A3BB1A

monochromatic

#0B2350 #133A85 #1A52BB #306EE2 #6694EA

Accessibility & contrast

On white

7.07

#1A52BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#1A52BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A52BB

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A52BB	#FFFFFF	#000000	##FFFFFF
##1A52BB	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BF

Deuteranopia (green-blind)

#0051B9

Tritanopia (blue-blind)

#006C7E

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1a52bb;
/* rgb */ color: rgb(26, 82, 187);
/* oklch */ color: oklch(47.0% 0.176 261.5);

Tailwind

colors: {
  custom: {
    50: '#7581d0',
    500: '#1a52bb',
    950: '#000000',
  },
}

SCSS

$custom: #1a52bb;
$custom-light: #7581d0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a52bb",
  "rgb": {
    "r": 26,
    "g": 82,
    "b": 187
  },
  "hsl": {
    "h": 219.13,
    "s": 75.587,
    "l": 41.765
  },
  "oklch": {
    "l": 0.46962,
    "c": 0.17572,
    "h": 261.5
  },
  "luminance": 0.09842
}

Semantic roles & 50–950 ramp

primary

#1A52BB

secondary

#CFA962

accent

#B136F2

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0A14

muted

#7C7C82

Preview Lab

Preview with #1A52BB

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

Preview Lab → · Contrast checker → · Palette generator →