#1A2F52#1A2F52

#1A2F52 is a dark, moderate blue. Relative luminance 0.029; OKLCH L 30.7% C 0.069 H 260.1°. Best body text is #FFFFFF at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#1A2F52
RGB	rgb(26, 47, 82)
HSL	hsl(218, 52%, 21%)
HSV	hsv(218, 68%, 32%)
CMYK	cmyk(68.3%, 42.7%, 0%, 67.8%)
CIE-LAB	lab(19.48, 4.46, -23.89)
CIE-LCH	lch(19.48, 24.30, 280.58°)
OKLab	oklab(30.72% -0.0119 -0.0679)
OKLCH	oklch(30.72% 0.069 260.1)
XYZ	xyz(2.9650, 2.8616, 8.3771)
Luminance	0.0286 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2F52 #523D1A

analogous

#1A4B52 #1A2F52 #211A52

triadic

#1A2F52 #521A2F #2F521A

tetradic

#1A2F52 #521A4B #523D1A #1A5221

square

#1A2F52 #521A4B #523D1A #1A5221

split-complementary

#1A2F52 #52211A #4B521A

monochromatic

#070D17 #0B1424 #1A2F52 #294A80 #3764AF

Accessibility & contrast

On white

13.36

#1A2F52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#1A2F52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2F52

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2F52	#FFFFFF	#000000	##FFFFFF
##1A2F52	1.00	13.36	1.57	13.36
#FFFFFF	13.36	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#203253

Deuteranopia (green-blind)

#182D51

Tritanopia (blue-blind)

#00373C

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1a2f52;
/* rgb */ color: rgb(26, 47, 82);
/* oklch */ color: oklch(30.7% 0.069 260.1);

Tailwind

colors: {
  custom: {
    50: '#5d6783',
    500: '#1a2f52',
    950: '#000000',
  },
}

SCSS

$custom: #1a2f52;
$custom-light: #5d6783;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2f52",
  "rgb": {
    "r": 26,
    "g": 47,
    "b": 82
  },
  "hsl": {
    "h": 217.5,
    "s": 51.852,
    "l": 21.176
  },
  "oklch": {
    "l": 0.30719,
    "c": 0.06893,
    "h": 260.1
  },
  "luminance": 0.02862
}

Semantic roles & 50–950 ramp

primary

#1A2F52

secondary

#886D40

accent

#A64CDB

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060A

muted

#797A7C

Preview Lab

Preview with #1A2F52

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

Preview Lab → · Contrast checker → · Palette generator →