#1A2E78#1A2E78

#1A2E78 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.6% C 0.129 H 267.3°. Best body text is #FFFFFF at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#1A2E78
RGB	rgb(26, 46, 120)
HSL	hsl(227, 64%, 29%)
HSV	hsv(227, 78%, 47%)
CMYK	cmyk(78.3%, 61.7%, 0%, 52.9%)
CIE-LAB	lab(22.05, 20.71, -44.56)
CIE-LCH	lch(22.05, 49.13, 294.93°)
OKLab	oklab(33.59% -0.006 -0.1287)
OKLCH	oklch(33.59% 0.129 267.3)
XYZ	xyz(4.7920, 3.5291, 18.1943)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2E78 #78641A

analogous

#1A5D78 #1A2E78 #351A78

triadic

#1A2E78 #781A2E #2E781A

tetradic

#1A2E78 #781A5D #78641A #1A7835

square

#1A2E78 #781A5D #78641A #1A7835

split-complementary

#1A2E78 #78351A #5D781A

monochromatic

#050A19 #0F1B46 #1A2E78 #2541AA #385AD4

Accessibility & contrast

On white

12.31

#1A2E78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#1A2E78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2E78

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2E78	#FFFFFF	#000000	##FFFFFF
##1A2E78	1.00	12.31	1.71	12.31
#FFFFFF	12.31	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397A

Deuteranopia (green-blind)

#003177

Tritanopia (blue-blind)

#00414E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1a2e78;
/* rgb */ color: rgb(26, 46, 120);
/* oklch */ color: oklch(33.6% 0.129 267.3);

Tailwind

colors: {
  custom: {
    50: '#6666a0',
    500: '#1a2e78',
    950: '#000000',
  },
}

SCSS

$custom: #1a2e78;
$custom-light: #6666a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2e78",
  "rgb": {
    "r": 26,
    "g": 46,
    "b": 120
  },
  "hsl": {
    "h": 227.234,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.33586,
    "c": 0.12881,
    "h": 267.3
  },
  "luminance": 0.0353
}

Semantic roles & 50–950 ramp

primary

#1A2E78

secondary

#AC9641

accent

#C440E7

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07050F

muted

#7A7A7E

Preview Lab

Preview with #1A2E78

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

Preview Lab → · Contrast checker → · Palette generator →