#1A4D9D#1A4D9D

#1A4D9D is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.5% C 0.141 H 259.5°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#1A4D9D
RGB	rgb(26, 77, 157)
HSL	hsl(217, 72%, 36%)
HSV	hsv(217, 83%, 62%)
CMYK	cmyk(83.4%, 51%, 0%, 38.4%)
CIE-LAB	lab(33.90, 14.18, -48.23)
CIE-LCH	lch(33.90, 50.27, 286.38°)
OKLab	oklab(43.47% -0.0258 -0.1389)
OKLCH	oklch(43.47% 0.141 259.5)
XYZ	xyz(9.1635, 7.9606, 32.9453)
Luminance	0.0796 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4D9D #9D6A1A

analogous

#1A8E9D #1A4D9D #281A9D

triadic

#1A4D9D #9D1A4D #4D9D1A

tetradic

#1A4D9D #9D1A8E #9D6A1A #1A9D28

square

#1A4D9D #9D1A8E #9D6A1A #1A9D28

split-complementary

#1A4D9D #9D281A #8E9D1A

monochromatic

#091934 #113368 #1A4D9D #2367D2 #4F88E2

Accessibility & contrast

On white

8.10

#1A4D9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#1A4D9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4D9D

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4D9D	#FFFFFF	#000000	##FFFFFF
##1A4D9D	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A56A0

Deuteranopia (green-blind)

#004A9B

Tritanopia (blue-blind)

#00606D

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1a4d9d;
/* rgb */ color: rgb(26, 77, 157);
/* oklch */ color: oklch(43.5% 0.141 259.5);

Tailwind

colors: {
  custom: {
    50: '#6e7eba',
    500: '#1a4d9d',
    950: '#000000',
  },
}

SCSS

$custom: #1a4d9d;
$custom-light: #6e7eba;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4d9d",
  "rgb": {
    "r": 26,
    "g": 77,
    "b": 157
  },
  "hsl": {
    "h": 216.641,
    "s": 71.585,
    "l": 35.882
  },
  "oklch": {
    "l": 0.43474,
    "c": 0.14127,
    "h": 259.5
  },
  "luminance": 0.07962
}

Semantic roles & 50–950 ramp

primary

#1A4D9D

secondary

#C4964E

accent

#A839EE

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080912

muted

#7B7B81

Preview Lab

Preview with #1A4D9D

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

Preview Lab → · Contrast checker → · Palette generator →