#1A345B#1A345B

#1A345B is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.6% C 0.077 H 258.4°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#1A345B
RGB	rgb(26, 52, 91)
HSL	hsl(216, 56%, 23%)
HSV	hsv(216, 71%, 36%)
CMYK	cmyk(71.4%, 42.9%, 0%, 64.3%)
CIE-LAB	lab(21.69, 4.54, -26.35)
CIE-LCH	lch(21.69, 26.74, 279.77°)
OKLab	oklab(32.62% -0.0155 -0.075)
OKLCH	oklch(32.62% 0.077 258.4)
XYZ	xyz(3.5416, 3.4306, 10.3710)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A345B #5B411A

analogous

#1A545B #1A345B #201A5B

triadic

#1A345B #5B1A34 #345B1A

tetradic

#1A345B #5B1A54 #5B411A #1A5B20

square

#1A345B #5B1A54 #5B411A #1A5B20

split-complementary

#1A345B #5B201A #545B1A

monochromatic

#070E18 #0C192B #1A345B #284F8B #356ABA

Accessibility & contrast

On white

12.45

#1A345B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#1A345B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A345B

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A345B	#FFFFFF	#000000	##FFFFFF
##1A345B	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22375D

Deuteranopia (green-blind)

#19315A

Tritanopia (blue-blind)

#003D43

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1a345b;
/* rgb */ color: rgb(26, 52, 91);
/* oklch */ color: oklch(32.6% 0.077 258.4);

Tailwind

colors: {
  custom: {
    50: '#5f6b89',
    500: '#1a345b',
    950: '#000000',
  },
}

SCSS

$custom: #1a345b;
$custom-light: #5f6b89;
$custom-dark: #000000;

JSON

{
  "hex": "#1a345b",
  "rgb": {
    "r": 26,
    "g": 52,
    "b": 91
  },
  "hsl": {
    "h": 216,
    "s": 55.556,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32619,
    "c": 0.07662,
    "h": 258.4
  },
  "luminance": 0.03431
}

Semantic roles & 50–950 ramp

primary

#1A345B

secondary

#917140

accent

#A349DF

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060B

muted

#797A7C

Preview Lab

Preview with #1A345B

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

Preview Lab → · Contrast checker → · Palette generator →