#1A2278#1A2278

#1A2278 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.3% C 0.144 H 270.8°. Best body text is #FFFFFF at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#1A2278
RGB	rgb(26, 34, 120)
HSL	hsl(235, 64%, 29%)
HSV	hsv(235, 78%, 47%)
CMYK	cmyk(78.3%, 71.7%, 0%, 52.9%)
CIE-LAB	lab(18.88, 29.00, -49.74)
CIE-LCH	lch(18.88, 57.58, 300.24°)
OKLab	oklab(31.26% 0.002 -0.144)
OKLCH	oklch(31.26% 0.144 270.8)
XYZ	xyz(4.3870, 2.7193, 18.0593)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2278 #78701A

analogous

#1A5178 #1A2278 #411A78

triadic

#1A2278 #781A22 #22781A

tetradic

#1A2278 #781A51 #78701A #1A7841

square

#1A2278 #781A51 #78701A #1A7841

split-complementary

#1A2278 #78411A #51781A

monochromatic

#050719 #0F1446 #1A2278 #2530AA #3846D4

Accessibility & contrast

On white

13.60

#1A2278 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1A2278 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2278

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2278	#FFFFFF	#000000	##FFFFFF
##1A2278	1.00	13.60	1.54	13.60
#FFFFFF	13.60	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327B

Deuteranopia (green-blind)

#002976

Tritanopia (blue-blind)

#003A4A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1a2278;
/* rgb */ color: rgb(26, 34, 120);
/* oklch */ color: oklch(31.3% 0.144 270.8);

Tailwind

colors: {
  custom: {
    50: '#675da0',
    500: '#1a2278',
    950: '#000000',
  },
}

SCSS

$custom: #1a2278;
$custom-light: #675da0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2278",
  "rgb": {
    "r": 26,
    "g": 34,
    "b": 120
  },
  "hsl": {
    "h": 234.894,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.31258,
    "c": 0.14397,
    "h": 270.8
  },
  "luminance": 0.0272
}

Semantic roles & 50–950 ramp

primary

#1A2278

secondary

#ACA341

accent

#D940E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040F

muted

#7A797E

Preview Lab

Preview with #1A2278

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

Preview Lab → · Contrast checker → · Palette generator →