#1A2D53#1A2D53

#1A2D53 is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.3% C 0.073 H 262.8°. Best body text is #FFFFFF at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#1A2D53
RGB	rgb(26, 45, 83)
HSL	hsl(220, 52%, 21%)
HSV	hsv(220, 69%, 33%)
CMYK	cmyk(68.7%, 45.8%, 0%, 67.5%)
CIE-LAB	lab(18.89, 6.31, -25.50)
CIE-LCH	lch(18.89, 26.27, 283.89°)
OKLab	oklab(30.28% -0.0092 -0.0727)
OKLCH	oklch(30.28% 0.073 262.8)
XYZ	xyz(2.9252, 2.7207, 8.5529)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2D53 #53401A

analogous

#1A4A53 #1A2D53 #241A53

triadic

#1A2D53 #531A2D #2D531A

tetradic

#1A2D53 #531A4A #53401A #1A5324

square

#1A2D53 #531A4A #53401A #1A5324

split-complementary

#1A2D53 #53241A #4A531A

monochromatic

#070D17 #0B1424 #1A2D53 #294682 #3760B0

Accessibility & contrast

On white

13.60

#1A2D53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1A2D53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2D53

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2D53	#FFFFFF	#000000	##FFFFFF
##1A2D53	1.00	13.60	1.54	13.60
#FFFFFF	13.60	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3154

Deuteranopia (green-blind)

#132B52

Tritanopia (blue-blind)

#00363C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1a2d53;
/* rgb */ color: rgb(26, 45, 83);
/* oklch */ color: oklch(30.3% 0.073 262.8);

Tailwind

colors: {
  custom: {
    50: '#5d6583',
    500: '#1a2d53',
    950: '#000000',
  },
}

SCSS

$custom: #1a2d53;
$custom-light: #5d6583;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2d53",
  "rgb": {
    "r": 26,
    "g": 45,
    "b": 83
  },
  "hsl": {
    "h": 220,
    "s": 52.294,
    "l": 21.373
  },
  "oklch": {
    "l": 0.30282,
    "c": 0.07324,
    "h": 262.8
  },
  "luminance": 0.02721
}

Semantic roles & 50–950 ramp

primary

#1A2D53

secondary

#897140

accent

#AC4CDC

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04050A

muted

#797A7C

Preview Lab

Preview with #1A2D53

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

Preview Lab → · Contrast checker → · Palette generator →