#1A2B7F#1A2B7F

#1A2B7F is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.6% C 0.143 H 268.4°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#1A2B7F
RGB	rgb(26, 43, 127)
HSL	hsl(230, 66%, 30%)
HSV	hsv(230, 80%, 50%)
CMYK	cmyk(79.5%, 66.1%, 0%, 50.2%)
CIE-LAB	lab(21.87, 25.60, -49.29)
CIE-LCH	lch(21.87, 55.54, 297.44°)
OKLab	oklab(33.65% -0.004 -0.1426)
OKLCH	oklch(33.65% 0.143 268.4)
XYZ	xyz(5.1193, 3.4791, 20.4763)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2B7F #7F6E1A

analogous

#1A5D7F #1A2B7F #3C1A7F

triadic

#1A2B7F #7F1A2B #2B7F1A

tetradic

#1A2B7F #7F1A5D #7F6E1A #1A7F3C

square

#1A2B7F #7F1A5D #7F6E1A #1A7F3C

split-complementary

#1A2B7F #7F3C1A #5D7F1A

monochromatic

#050919 #101A4C #1A2B7F #243CB2 #3C56D7

Accessibility & contrast

On white

12.38

#1A2B7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1A2B7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2B7F

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2B7F	#FFFFFF	#000000	##FFFFFF
##1A2B7F	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003982

Deuteranopia (green-blind)

#00307D

Tritanopia (blue-blind)

#004151

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1a2b7f;
/* rgb */ color: rgb(26, 43, 127);
/* oklch */ color: oklch(33.6% 0.143 268.4);

Tailwind

colors: {
  custom: {
    50: '#6864a5',
    500: '#1a2b7f',
    950: '#000000',
  },
}

SCSS

$custom: #1a2b7f;
$custom-light: #6864a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2b7f",
  "rgb": {
    "r": 26,
    "g": 43,
    "b": 127
  },
  "hsl": {
    "h": 229.901,
    "s": 66.013,
    "l": 30
  },
  "oklch": {
    "l": 0.33649,
    "c": 0.14265,
    "h": 268.4
  },
  "luminance": 0.0348
}

Semantic roles & 50–950 ramp

primary

#1A2B7F

secondary

#B3A042

accent

#CC3FE9

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1A2B7F

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

Preview Lab → · Contrast checker → · Palette generator →