#1A227E#1A227E

#1A227E is a dark, vivid blue. Relative luminance 0.029; OKLCH L 31.9% C 0.152 H 270.5°. Best body text is #FFFFFF at 13.34:1 contrast (WCAG AA passes).

Color values

HEX	#1A227E
RGB	rgb(26, 34, 126)
HSL	hsl(235, 66%, 30%)
HSV	hsv(235, 79%, 49%)
CMYK	cmyk(79.4%, 73%, 0%, 50.6%)
CIE-LAB	lab(19.51, 31.26, -52.53)
CIE-LCH	lch(19.51, 61.13, 300.76°)
OKLab	oklab(31.9% 0.0013 -0.1521)
OKLCH	oklch(31.9% 0.152 270.5)
XYZ	xyz(4.7626, 2.8695, 20.0375)
Luminance	0.0287 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A227E #7E761A

analogous

#1A547E #1A227E #441A7E

triadic

#1A227E #7E1A22 #227E1A

tetradic

#1A227E #7E1A54 #7E761A #1A7E44

square

#1A227E #7E1A54 #7E761A #1A7E44

split-complementary

#1A227E #7E441A #547E1A

monochromatic

#050719 #10144B #1A227E #2430B1 #3C48D7

Accessibility & contrast

On white

13.34

#1A227E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#1A227E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A227E

13.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A227E	#FFFFFF	#000000	##FFFFFF
##1A227E	1.00	13.34	1.57	13.34
#FFFFFF	13.34	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003481

Deuteranopia (green-blind)

#002A7C

Tritanopia (blue-blind)

#003C4D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1a227e;
/* rgb */ color: rgb(26, 34, 126);
/* oklch */ color: oklch(31.9% 0.152 270.5);

Tailwind

colors: {
  custom: {
    50: '#695da4',
    500: '#1a227e',
    950: '#000000',
  },
}

SCSS

$custom: #1a227e;
$custom-light: #695da4;
$custom-dark: #000000;

JSON

{
  "hex": "#1a227e",
  "rgb": {
    "r": 26,
    "g": 34,
    "b": 126
  },
  "hsl": {
    "h": 235.2,
    "s": 65.789,
    "l": 29.804
  },
  "oklch": {
    "l": 0.31903,
    "c": 0.15209,
    "h": 270.5
  },
  "luminance": 0.0287
}

Semantic roles & 50–950 ramp

primary

#1A227E

secondary

#B2A942

accent

#DB3FE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1A227E

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

Preview Lab → · Contrast checker → · Palette generator →