#1A478D#1A478D

#1A478D is a dark, vivid blue. Relative luminance 0.066; OKLCH L 40.9% C 0.126 H 259.2°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#1A478D
RGB	rgb(26, 71, 141)
HSL	hsl(217, 69%, 33%)
HSV	hsv(217, 82%, 55%)
CMYK	cmyk(81.6%, 49.6%, 0%, 44.7%)
CIE-LAB	lab(30.99, 11.76, -43.19)
CIE-LCH	lch(30.99, 44.76, 285.24°)
OKLab	oklab(40.88% -0.0236 -0.1242)
OKLCH	oklch(40.88% 0.126 259.2)
XYZ	xyz(7.4852, 6.6483, 26.0829)
Luminance	0.0665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A478D #8D601A

analogous

#1A808D #1A478D #271A8D

triadic

#1A478D #8D1A47 #478D1A

tetradic

#1A478D #8D1A80 #8D601A #1A8D27

square

#1A478D #8D1A80 #8D601A #1A8D27

split-complementary

#1A478D #8D271A #808D1A

monochromatic

#071326 #102D59 #1A478D #2461C1 #4580DD

Accessibility & contrast

On white

9.01

#1A478D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#1A478D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A478D

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A478D	#FFFFFF	#000000	##FFFFFF
##1A478D	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E4E90

Deuteranopia (green-blind)

#00448C

Tritanopia (blue-blind)

#005863

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1a478d;
/* rgb */ color: rgb(26, 71, 141);
/* oklch */ color: oklch(40.9% 0.126 259.2);

Tailwind

colors: {
  custom: {
    50: '#6a79af',
    500: '#1a478d',
    950: '#000000',
  },
}

SCSS

$custom: #1a478d;
$custom-light: #6a79af;
$custom-dark: #000000;

JSON

{
  "hex": "#1a478d",
  "rgb": {
    "r": 26,
    "g": 71,
    "b": 141
  },
  "hsl": {
    "h": 216.522,
    "s": 68.862,
    "l": 32.745
  },
  "oklch": {
    "l": 0.40882,
    "c": 0.12639,
    "h": 259.2
  },
  "luminance": 0.06649
}

Semantic roles & 50–950 ramp

primary

#1A478D

secondary

#BE8F45

accent

#A73CEC

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #1A478D

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

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