#1A2863#1A2863

#1A2863 is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.4% C 0.106 H 269.1°. Best body text is #FFFFFF at 13.75:1 contrast (WCAG AA passes).

Color values

HEX	#1A2863
RGB	rgb(26, 40, 99)
HSL	hsl(228, 58%, 25%)
HSV	hsv(228, 74%, 39%)
CMYK	cmyk(73.7%, 59.6%, 0%, 61.2%)
CIE-LAB	lab(18.53, 16.49, -36.70)
CIE-LCH	lch(18.53, 40.23, 294.20°)
OKLab	oklab(30.39% -0.0017 -0.1057)
OKLCH	oklch(30.39% 0.106 269.1)
XYZ	xyz(3.4362, 2.6377, 12.1300)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2863 #63551A

analogous

#1A4D63 #1A2863 #311A63

triadic

#1A2863 #631A28 #28631A

tetradic

#1A2863 #631A4D #63551A #1A6331

square

#1A2863 #631A4D #63551A #1A6331

split-complementary

#1A2863 #63311A #4D631A

monochromatic

#060A18 #0D1433 #1A2863 #273C93 #334FC4

Accessibility & contrast

On white

13.75

#1A2863 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1A2863 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2863

13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2863	#FFFFFF	#000000	##FFFFFF
##1A2863	1.00	13.75	1.53	13.75
#FFFFFF	13.75	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003165

Deuteranopia (green-blind)

#002A62

Tritanopia (blue-blind)

#003641

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1a2863;
/* rgb */ color: rgb(26, 40, 99);
/* oklch */ color: oklch(30.4% 0.106 269.1);

Tailwind

colors: {
  custom: {
    50: '#616190',
    500: '#1a2863',
    950: '#000000',
  },
}

SCSS

$custom: #1a2863;
$custom-light: #616190;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2863",
  "rgb": {
    "r": 26,
    "g": 40,
    "b": 99
  },
  "hsl": {
    "h": 228.493,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.30391,
    "c": 0.10568,
    "h": 269.1
  },
  "luminance": 0.02638
}

Semantic roles & 50–950 ramp

primary

#1A2863

secondary

#998840

accent

#C446E2

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05050C

muted

#7A797D

Preview Lab

Preview with #1A2863

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

Preview Lab → · Contrast checker → · Palette generator →