#1A2F74#1A2F74

#1A2F74 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.4% C 0.122 H 266.8°. Best body text is #FFFFFF at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#1A2F74
RGB	rgb(26, 47, 116)
HSL	hsl(226, 63%, 28%)
HSV	hsv(226, 78%, 45%)
CMYK	cmyk(77.6%, 59.5%, 0%, 54.5%)
CIE-LAB	lab(21.99, 18.37, -42.10)
CIE-LCH	lch(21.99, 45.93, 293.58°)
OKLab	oklab(33.43% -0.0069 -0.1214)
OKLCH	oklch(33.43% 0.122 266.8)
XYZ	xyz(4.5938, 3.5131, 16.9556)
Luminance	0.0351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2F74 #745F1A

analogous

#1A5C74 #1A2F74 #321A74

triadic

#1A2F74 #741A2F #2F741A

tetradic

#1A2F74 #741A5C #745F1A #1A7432

square

#1A2F74 #741A5C #745F1A #1A7432

split-complementary

#1A2F74 #74321A #5C741A

monochromatic

#060A19 #0F1B42 #1A2F74 #2543A6 #365BD2

Accessibility & contrast

On white

12.33

#1A2F74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1A2F74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2F74

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2F74	#FFFFFF	#000000	##FFFFFF
##1A2F74	1.00	12.33	1.70	12.33
#FFFFFF	12.33	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003976

Deuteranopia (green-blind)

#003173

Tritanopia (blue-blind)

#00404C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1a2f74;
/* rgb */ color: rgb(26, 47, 116);
/* oklch */ color: oklch(33.4% 0.122 266.8);

Tailwind

colors: {
  custom: {
    50: '#65679d',
    500: '#1a2f74',
    950: '#000000',
  },
}

SCSS

$custom: #1a2f74;
$custom-light: #65679d;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2f74",
  "rgb": {
    "r": 26,
    "g": 47,
    "b": 116
  },
  "hsl": {
    "h": 226,
    "s": 63.38,
    "l": 27.843
  },
  "oklch": {
    "l": 0.33435,
    "c": 0.12163,
    "h": 266.8
  },
  "luminance": 0.03514
}

Semantic roles & 50–950 ramp

primary

#1A2F74

secondary

#A99141

accent

#C041E6

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #1A2F74

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

Preview Lab → · Contrast checker → · Palette generator →