#1A2F4E#1A2F4E

#1A2F4E is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.4% C 0.063 H 258.0°. Best body text is #FFFFFF at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#1A2F4E
RGB	rgb(26, 47, 78)
HSL	hsl(216, 50%, 20%)
HSV	hsv(216, 67%, 31%)
CMYK	cmyk(66.7%, 39.7%, 0%, 69.4%)
CIE-LAB	lab(19.23, 2.87, -21.59)
CIE-LCH	lch(19.23, 21.78, 277.56°)
OKLab	oklab(30.45% -0.013 -0.0612)
OKLCH	oklch(30.45% 0.063 258)
XYZ	xyz(2.8172, 2.8024, 7.5987)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2F4E #4E391A

analogous

#1A494E #1A2F4E #1F1A4E

triadic

#1A2F4E #4E1A2F #2F4E1A

tetradic

#1A2F4E #4E1A49 #4E391A #1A4E1F

square

#1A2F4E #4E1A49 #4E391A #1A4E1F

split-complementary

#1A2F4E #4E1F1A #494E1A

monochromatic

#080E17 #0B1320 #1A2F4E #294B7C #3966AA

Accessibility & contrast

On white

13.46

#1A2F4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1A2F4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2F4E

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2F4E	#FFFFFF	#000000	##FFFFFF
##1A2F4E	1.00	13.46	1.56	13.46
#FFFFFF	13.46	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22314F

Deuteranopia (green-blind)

#1B2C4D

Tritanopia (blue-blind)

#00363A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1a2f4e;
/* rgb */ color: rgb(26, 47, 78);
/* oklch */ color: oklch(30.4% 0.063 258.0);

Tailwind

colors: {
  custom: {
    50: '#5c6780',
    500: '#1a2f4e',
    950: '#000000',
  },
}

SCSS

$custom: #1a2f4e;
$custom-light: #5c6780;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2f4e",
  "rgb": {
    "r": 26,
    "g": 47,
    "b": 78
  },
  "hsl": {
    "h": 215.769,
    "s": 50,
    "l": 20.392
  },
  "oklch": {
    "l": 0.30448,
    "c": 0.06256,
    "h": 258
  },
  "luminance": 0.02803
}

Semantic roles & 50–950 ramp

primary

#1A2F4E

secondary

#846840

accent

#A14EDA

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #1A2F4E

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

Preview Lab → · Contrast checker → · Palette generator →