#1A4584#1A4584

#1A4584 is a dark, moderate blue. Relative luminance 0.061; OKLCH L 39.7% C 0.116 H 258.3°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#1A4584
RGB	rgb(26, 69, 132)
HSL	hsl(216, 67%, 31%)
HSV	hsv(216, 80%, 52%)
CMYK	cmyk(80.3%, 47.7%, 0%, 48.2%)
CIE-LAB	lab(29.77, 9.46, -39.61)
CIE-LCH	lch(29.77, 40.72, 283.43°)
OKLab	oklab(39.74% -0.0235 -0.1137)
OKLCH	oklch(39.74% 0.116 258.3)
XYZ	xyz(6.7175, 6.1410, 22.6566)
Luminance	0.0614 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4584 #84591A

analogous

#1A7A84 #1A4584 #241A84

triadic

#1A4584 #841A45 #45841A

tetradic

#1A4584 #841A7A #84591A #1A8424

square

#1A4584 #841A7A #84591A #1A8424

split-complementary

#1A4584 #84241A #7A841A

monochromatic

#06101E #102A51 #1A4584 #2460B7 #3F7ED9

Accessibility & contrast

On white

9.42

#1A4584 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#1A4584 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4584

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4584	#FFFFFF	#000000	##FFFFFF
##1A4584	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234B86

Deuteranopia (green-blind)

#084283

Tritanopia (blue-blind)

#00545E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1a4584;
/* rgb */ color: rgb(26, 69, 132);
/* oklch */ color: oklch(39.7% 0.116 258.3);

Tailwind

colors: {
  custom: {
    50: '#6878a8',
    500: '#1a4584',
    950: '#000000',
  },
}

SCSS

$custom: #1a4584;
$custom-light: #6878a8;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4584",
  "rgb": {
    "r": 26,
    "g": 69,
    "b": 132
  },
  "hsl": {
    "h": 215.66,
    "s": 67.089,
    "l": 30.98
  },
  "oklch": {
    "l": 0.39738,
    "c": 0.11608,
    "h": 258.3
  },
  "luminance": 0.06142
}

Semantic roles & 50–950 ramp

primary

#1A4584

secondary

#B88842

accent

#A43EEA

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1A4584

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

Preview Lab → · Contrast checker → · Palette generator →