#1A3372#1A3372

#1A3372 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.1% C 0.113 H 264.7°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#1A3372
RGB	rgb(26, 51, 114)
HSL	hsl(223, 63%, 27%)
HSV	hsv(223, 77%, 45%)
CMYK	cmyk(77.2%, 55.3%, 0%, 55.3%)
CIE-LAB	lab(23.00, 14.69, -39.17)
CIE-LCH	lch(23.00, 41.84, 290.56°)
OKLab	oklab(34.15% -0.0104 -0.1128)
OKLCH	oklch(34.15% 0.113 264.7)
XYZ	xyz(4.6460, 3.8017, 16.4053)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3372 #72591A

analogous

#1A5F72 #1A3372 #2D1A72

triadic

#1A3372 #721A33 #33721A

tetradic

#1A3372 #721A5F #72591A #1A722D

square

#1A3372 #721A5F #72591A #1A722D

split-complementary

#1A3372 #722D1A #5F721A

monochromatic

#060B19 #0F1D40 #1A3372 #2549A4 #3562D1

Accessibility & contrast

On white

11.93

#1A3372 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#1A3372 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3372

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3372	#FFFFFF	#000000	##FFFFFF
##1A3372	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#063B74

Deuteranopia (green-blind)

#003371

Tritanopia (blue-blind)

#00424D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1a3372;
/* rgb */ color: rgb(26, 51, 114);
/* oklch */ color: oklch(34.1% 0.113 264.7);

Tailwind

colors: {
  custom: {
    50: '#646a9b',
    500: '#1a3372',
    950: '#000000',
  },
}

SCSS

$custom: #1a3372;
$custom-light: #646a9b;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3372",
  "rgb": {
    "r": 26,
    "g": 51,
    "b": 114
  },
  "hsl": {
    "h": 222.955,
    "s": 62.857,
    "l": 27.451
  },
  "oklch": {
    "l": 0.34148,
    "c": 0.11324,
    "h": 264.7
  },
  "luminance": 0.03802
}

Semantic roles & 50–950 ramp

primary

#1A3372

secondary

#A78A41

accent

#B742E6

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #1A3372

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

Preview Lab → · Contrast checker → · Palette generator →