#1A2D7B#1A2D7B

#1A2D7B is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.7% C 0.134 H 267.8°. Best body text is #FFFFFF at 12.32:1 contrast (WCAG AA passes).

Color values

HEX	#1A2D7B
RGB	rgb(26, 45, 123)
HSL	hsl(228, 65%, 29%)
HSV	hsv(228, 79%, 48%)
CMYK	cmyk(78.9%, 63.4%, 0%, 51.8%)
CIE-LAB	lab(22.04, 22.62, -46.48)
CIE-LCH	lch(22.04, 51.69, 295.95°)
OKLab	oklab(33.66% -0.0052 -0.1343)
OKLCH	oklch(33.66% 0.134 267.8)
XYZ	xyz(4.9383, 3.5259, 19.1554)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2D7B #7B681A

analogous

#1A5E7B #1A2D7B #371A7B

triadic

#1A2D7B #7B1A2D #2D7B1A

tetradic

#1A2D7B #7B1A5E #7B681A #1A7B37

square

#1A2D7B #7B1A5E #7B681A #1A7B37

split-complementary

#1A2D7B #7B371A #5E7B1A

monochromatic

#050919 #0F1B48 #1A2D7B #253FAE #3A58D5

Accessibility & contrast

On white

12.32

#1A2D7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#1A2D7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2D7B

12.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2D7B	#FFFFFF	#000000	##FFFFFF
##1A2D7B	1.00	12.32	1.71	12.32
#FFFFFF	12.32	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397E

Deuteranopia (green-blind)

#00307A

Tritanopia (blue-blind)

#00414F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1a2d7b;
/* rgb */ color: rgb(26, 45, 123);
/* oklch */ color: oklch(33.7% 0.134 267.8);

Tailwind

colors: {
  custom: {
    50: '#6765a2',
    500: '#1a2d7b',
    950: '#000000',
  },
}

SCSS

$custom: #1a2d7b;
$custom-light: #6765a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2d7b",
  "rgb": {
    "r": 26,
    "g": 45,
    "b": 123
  },
  "hsl": {
    "h": 228.247,
    "s": 65.101,
    "l": 29.216
  },
  "oklch": {
    "l": 0.3366,
    "c": 0.13443,
    "h": 267.8
  },
  "luminance": 0.03526
}

Semantic roles & 50–950 ramp

primary

#1A2D7B

secondary

#AF9A42

accent

#C740E8

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #1A2D7B

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

Preview Lab → · Contrast checker → · Palette generator →