#1A2A9F#1A2A9F

#1A2A9F is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.8% C 0.186 H 268.1°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#1A2A9F
RGB	rgb(26, 42, 159)
HSL	hsl(233, 72%, 36%)
HSV	hsv(233, 84%, 62%)
CMYK	cmyk(83.6%, 73.6%, 0%, 37.6%)
CIE-LAB	lab(24.88, 38.33, -64.18)
CIE-LCH	lch(24.88, 74.76, 300.85°)
OKLab	oklab(36.82% -0.0062 -0.186)
OKLCH	oklch(36.82% 0.186 268.1)
XYZ	xyz(7.5098, 4.3778, 33.2434)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2A9F #9F8F1A

analogous

#1A6D9F #1A2A9F #4D1A9F

triadic

#1A2A9F #9F1A2A #2A9F1A

tetradic

#1A2A9F #9F1A6D #9F8F1A #1A9F4D

square

#1A2A9F #9F1A6D #9F8F1A #1A9F4D

split-complementary

#1A2A9F #9F4D1A #6D9F1A

monochromatic

#090E36 #111C6A #1A2A9F #2338D4 #5162E3

Accessibility & contrast

On white

11.20

#1A2A9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#1A2A9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2A9F

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2A9F	#FFFFFF	#000000	##FFFFFF
##1A2A9F	1.00	11.20	1.88	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A2

Deuteranopia (green-blind)

#00349D

Tritanopia (blue-blind)

#004C62

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1a2a9f;
/* rgb */ color: rgb(26, 42, 159);
/* oklch */ color: oklch(36.8% 0.186 268.1);

Tailwind

colors: {
  custom: {
    50: '#7164bd',
    500: '#1a2a9f',
    950: '#000000',
  },
}

SCSS

$custom: #1a2a9f;
$custom-light: #7164bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2a9f",
  "rgb": {
    "r": 26,
    "g": 42,
    "b": 159
  },
  "hsl": {
    "h": 232.782,
    "s": 71.892,
    "l": 36.275
  },
  "oklch": {
    "l": 0.36819,
    "c": 0.18612,
    "h": 268.1
  },
  "luminance": 0.04379
}

Semantic roles & 50–950 ramp

primary

#1A2A9F

secondary

#C5B750

accent

#D939EF

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#090512

muted

#7B7A81

Preview Lab

Preview with #1A2A9F

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

Preview Lab → · Contrast checker → · Palette generator →