#1A2572#1A2572

#1A2572 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.2% C 0.132 H 270.3°. Best body text is #FFFFFF at 13.53:1 contrast (WCAG AA passes).

Color values

HEX	#1A2572
RGB	rgb(26, 37, 114)
HSL	hsl(233, 63%, 27%)
HSV	hsv(233, 77%, 45%)
CMYK	cmyk(77.2%, 67.5%, 0%, 55.3%)
CIE-LAB	lab(19.04, 24.64, -45.63)
CIE-LCH	lch(19.04, 51.85, 298.37°)
OKLab	oklab(31.19% 0.0006 -0.1319)
OKLCH	oklch(31.19% 0.132 270.3)
XYZ	xyz(4.1238, 2.7572, 16.2312)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2572 #72671A

analogous

#1A5172 #1A2572 #3B1A72

triadic

#1A2572 #721A25 #25721A

tetradic

#1A2572 #721A51 #72671A #1A723B

square

#1A2572 #721A51 #72671A #1A723B

split-complementary

#1A2572 #723B1A #51721A

monochromatic

#060819 #0F1540 #1A2572 #2535A4 #3549D1

Accessibility & contrast

On white

13.53

#1A2572 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#1A2572 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2572

13.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2572	#FFFFFF	#000000	##FFFFFF
##1A2572	1.00	13.53	1.55	13.53
#FFFFFF	13.53	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003274

Deuteranopia (green-blind)

#002A71

Tritanopia (blue-blind)

#003948

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1a2572;
/* rgb */ color: rgb(26, 37, 114);
/* oklch */ color: oklch(31.2% 0.132 270.3);

Tailwind

colors: {
  custom: {
    50: '#655f9b',
    500: '#1a2572',
    950: '#000000',
  },
}

SCSS

$custom: #1a2572;
$custom-light: #655f9b;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2572",
  "rgb": {
    "r": 26,
    "g": 37,
    "b": 114
  },
  "hsl": {
    "h": 232.5,
    "s": 62.857,
    "l": 27.451
  },
  "oklch": {
    "l": 0.31192,
    "c": 0.1319,
    "h": 270.3
  },
  "luminance": 0.02758
}

Semantic roles & 50–950 ramp

primary

#1A2572

secondary

#A79A41

accent

#D142E6

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #1A2572

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

Preview Lab → · Contrast checker → · Palette generator →