#1A2F5C#1A2F5C

#1A2F5C is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.4% C 0.085 H 263.5°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#1A2F5C
RGB	rgb(26, 47, 92)
HSL	hsl(221, 56%, 23%)
HSV	hsv(221, 72%, 36%)
CMYK	cmyk(71.7%, 48.9%, 0%, 63.9%)
CIE-LAB	lab(20.14, 8.53, -29.48)
CIE-LCH	lch(20.14, 30.69, 286.13°)
OKLab	oklab(31.45% -0.0096 -0.0843)
OKLCH	oklch(31.45% 0.085 263.5)
XYZ	xyz(3.3736, 3.0250, 10.5292)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2F5C #5C471A

analogous

#1A505C #1A2F5C #261A5C

triadic

#1A2F5C #5C1A2F #2F5C1A

tetradic

#1A2F5C #5C1A50 #5C471A #1A5C26

square

#1A2F5C #5C1A50 #5C471A #1A5C26

split-complementary

#1A2F5C #5C261A #505C1A

monochromatic

#070C18 #0D172C #1A2F5C #27478C #3560BB

Accessibility & contrast

On white

13.08

#1A2F5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#1A2F5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2F5C

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2F5C	#FFFFFF	#000000	##FFFFFF
##1A2F5C	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19345E

Deuteranopia (green-blind)

#0D2E5B

Tritanopia (blue-blind)

#003941

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1a2f5c;
/* rgb */ color: rgb(26, 47, 92);
/* oklch */ color: oklch(31.4% 0.085 263.5);

Tailwind

colors: {
  custom: {
    50: '#5f678a',
    500: '#1a2f5c',
    950: '#000000',
  },
}

SCSS

$custom: #1a2f5c;
$custom-light: #5f678a;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2f5c",
  "rgb": {
    "r": 26,
    "g": 47,
    "b": 92
  },
  "hsl": {
    "h": 220.909,
    "s": 55.932,
    "l": 23.137
  },
  "oklch": {
    "l": 0.31446,
    "c": 0.08487,
    "h": 263.5
  },
  "luminance": 0.03025
}

Semantic roles & 50–950 ramp

primary

#1A2F5C

secondary

#927840

accent

#AF49DF

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #1A2F5C

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

Preview Lab → · Contrast checker → · Palette generator →