#1A478B#1A478B

#1A478B is a dark, vivid blue. Relative luminance 0.066; OKLCH L 40.7% C 0.124 H 258.8°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#1A478B
RGB	rgb(26, 71, 139)
HSL	hsl(216, 68%, 32%)
HSV	hsv(216, 81%, 55%)
CMYK	cmyk(81.3%, 48.9%, 0%, 45.5%)
CIE-LAB	lab(30.85, 10.95, -42.19)
CIE-LCH	lch(30.85, 43.58, 284.55°)
OKLab	oklab(40.73% -0.0239 -0.1212)
OKLCH	oklch(40.73% 0.124 258.8)
XYZ	xyz(7.3377, 6.5893, 25.3062)
Luminance	0.0659 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A478B #8B5E1A

analogous

#1A808B #1A478B #251A8B

triadic

#1A478B #8B1A47 #478B1A

tetradic

#1A478B #8B1A80 #8B5E1A #1A8B25

square

#1A478B #8B1A80 #8B5E1A #1A8B25

split-complementary

#1A478B #8B251A #808B1A

monochromatic

#071224 #102D57 #1A478B #2461BF #4380DC

Accessibility & contrast

On white

9.06

#1A478B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#1A478B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A478B

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A478B	#FFFFFF	#000000	##FFFFFF
##1A478B	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214E8E

Deuteranopia (green-blind)

#00448A

Tritanopia (blue-blind)

#005762

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1a478b;
/* rgb */ color: rgb(26, 71, 139);
/* oklch */ color: oklch(40.7% 0.124 258.8);

Tailwind

colors: {
  custom: {
    50: '#6a79ad',
    500: '#1a478b',
    950: '#000000',
  },
}

SCSS

$custom: #1a478b;
$custom-light: #6a79ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1a478b",
  "rgb": {
    "r": 26,
    "g": 71,
    "b": 139
  },
  "hsl": {
    "h": 216.106,
    "s": 68.485,
    "l": 32.353
  },
  "oklch": {
    "l": 0.4073,
    "c": 0.12356,
    "h": 258.8
  },
  "luminance": 0.0659
}

Semantic roles & 50–950 ramp

primary

#1A478B

secondary

#BD8D44

accent

#A63CEB

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #1A478B

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

Preview Lab → · Contrast checker → · Palette generator →