#1A3EA1#1A3EA1

#1A3EA1 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.6% C 0.166 H 264.6°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#1A3EA1
RGB	rgb(26, 62, 161)
HSL	hsl(224, 72%, 37%)
HSV	hsv(224, 84%, 63%)
CMYK	cmyk(83.9%, 61.5%, 0%, 36.9%)
CIE-LAB	lab(30.00, 26.00, -56.98)
CIE-LCH	lch(30.00, 62.64, 294.53°)
OKLab	oklab(40.63% -0.0155 -0.1649)
OKLCH	oklch(40.63% 0.166 264.6)
XYZ	xyz(8.5794, 6.2370, 34.4630)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3EA1 #A17D1A

analogous

#1A82A1 #1A3EA1 #3A1AA1

triadic

#1A3EA1 #A11A3E #3EA11A

tetradic

#1A3EA1 #A11A82 #A17D1A #1AA13A

square

#1A3EA1 #A11A82 #A17D1A #1AA13A

split-complementary

#1A3EA1 #A13A1A #82A11A

monochromatic

#091538 #112A6C #1A3EA1 #2352D6 #5279E3

Accessibility & contrast

On white

9.34

#1A3EA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#1A3EA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3EA1

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3EA1	#FFFFFF	#000000	##FFFFFF
##1A3EA1	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA4

Deuteranopia (green-blind)

#00419F

Tritanopia (blue-blind)

#005869

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1a3ea1;
/* rgb */ color: rgb(26, 62, 161);
/* oklch */ color: oklch(40.6% 0.166 264.6);

Tailwind

colors: {
  custom: {
    50: '#7072be',
    500: '#1a3ea1',
    950: '#000000',
  },
}

SCSS

$custom: #1a3ea1;
$custom-light: #7072be;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3ea1",
  "rgb": {
    "r": 26,
    "g": 62,
    "b": 161
  },
  "hsl": {
    "h": 224,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.40625,
    "c": 0.16561,
    "h": 264.6
  },
  "luminance": 0.06238
}

Semantic roles & 50–950 ramp

primary

#1A3EA1

secondary

#C6A751

accent

#BE39EF

background

#F7F6FB

surface

#EDECF7

border

#C8C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1A3EA1

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

Preview Lab → · Contrast checker → · Palette generator →