#1A306F#1A306F

#1A306F is a dark, moderate blue. Relative luminance 0.035; OKLCH L 33.2% C 0.113 H 265.9°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#1A306F
RGB	rgb(26, 48, 111)
HSL	hsl(224, 62%, 27%)
HSV	hsv(224, 77%, 44%)
CMYK	cmyk(76.6%, 56.8%, 0%, 56.5%)
CIE-LAB	lab(21.87, 15.61, -39.08)
CIE-LCH	lch(21.87, 42.08, 291.78°)
OKLab	oklab(33.22% -0.0081 -0.1125)
OKLCH	oklch(33.22% 0.113 265.9)
XYZ	xyz(4.3512, 3.4808, 15.4784)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A306F #6F591A

analogous

#1A5B6F #1A306F #2F1A6F

triadic

#1A306F #6F1A30 #306F1A

tetradic

#1A306F #6F1A5B #6F591A #1A6F2F

square

#1A306F #6F1A5B #6F591A #1A6F2F

split-complementary

#1A306F #6F2F1A #5B6F1A

monochromatic

#060B19 #0E1B3D #1A306F #2645A1 #345CCF

Accessibility & contrast

On white

12.38

#1A306F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1A306F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A306F

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A306F	#FFFFFF	#000000	##FFFFFF
##1A306F	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)

#003871

Deuteranopia (green-blind)

#00316E

Tritanopia (blue-blind)

#003F4A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1a306f;
/* rgb */ color: rgb(26, 48, 111);
/* oklch */ color: oklch(33.2% 0.113 265.9);

Tailwind

colors: {
  custom: {
    50: '#646799',
    500: '#1a306f',
    950: '#000000',
  },
}

SCSS

$custom: #1a306f;
$custom-light: #646799;
$custom-dark: #000000;

JSON

{
  "hex": "#1a306f",
  "rgb": {
    "r": 26,
    "g": 48,
    "b": 111
  },
  "hsl": {
    "h": 224.471,
    "s": 62.044,
    "l": 26.863
  },
  "oklch": {
    "l": 0.33218,
    "c": 0.11283,
    "h": 265.9
  },
  "luminance": 0.03481
}

Semantic roles & 50–950 ramp

primary

#1A306F

secondary

#A48A41

accent

#BB43E5

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #1A306F

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

Preview Lab → · Contrast checker → · Palette generator →