#1A2F8F#1A2F8F

#1A2F8F is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.0% C 0.160 H 267.5°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#1A2F8F
RGB	rgb(26, 47, 143)
HSL	hsl(229, 69%, 33%)
HSV	hsv(229, 82%, 56%)
CMYK	cmyk(81.8%, 67.1%, 0%, 43.9%)
CIE-LAB	lab(24.43, 29.12, -55.10)
CIE-LCH	lch(24.43, 62.32, 297.86°)
OKLab	oklab(36% -0.007 -0.1595)
OKLCH	oklch(36% 0.16 267.5)
XYZ	xyz(6.3987, 4.2351, 26.4615)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2F8F #8F7A1A

analogous

#1A698F #1A2F8F #3F1A8F

triadic

#1A2F8F #8F1A2F #2F8F1A

tetradic

#1A2F8F #8F1A69 #8F7A1A #1A8F3F

square

#1A2F8F #8F1A69 #8F7A1A #1A8F3F

split-complementary

#1A2F8F #8F3F1A #698F1A

monochromatic

#070D27 #111E5B #1A2F8F #2340C3 #4661DD

Accessibility & contrast

On white

11.37

#1A2F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#1A2F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2F8F

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2F8F	#FFFFFF	#000000	##FFFFFF
##1A2F8F	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004092

Deuteranopia (green-blind)

#00358D

Tritanopia (blue-blind)

#00495A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1a2f8f;
/* rgb */ color: rgb(26, 47, 143);
/* oklch */ color: oklch(36.0% 0.160 267.5);

Tailwind

colors: {
  custom: {
    50: '#6c67b1',
    500: '#1a2f8f',
    950: '#000000',
  },
}

SCSS

$custom: #1a2f8f;
$custom-light: #6c67b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2f8f",
  "rgb": {
    "r": 26,
    "g": 47,
    "b": 143
  },
  "hsl": {
    "h": 229.231,
    "s": 69.231,
    "l": 33.137
  },
  "oklch": {
    "l": 0.36001,
    "c": 0.15968,
    "h": 267.5
  },
  "luminance": 0.04236
}

Semantic roles & 50–950 ramp

primary

#1A2F8F

secondary

#BFA946

accent

#CC3CEC

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #1A2F8F

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

Preview Lab → · Contrast checker → · Palette generator →