#1A154E#1A154E

#1A154E is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.5% C 0.100 H 279.9°. Best body text is #FFFFFF at 16.65:1 contrast (WCAG AA passes).

Color values

HEX	#1A154E
RGB	rgb(26, 21, 78)
HSL	hsl(245, 58%, 19%)
HSV	hsv(245, 73%, 31%)
CMYK	cmyk(66.7%, 73.1%, 0%, 69.4%)
CIE-LAB	lab(11.32, 21.86, -34.33)
CIE-LCH	lch(11.32, 40.70, 302.49°)
OKLab	oklab(24.47% 0.0173 -0.0989)
OKLCH	oklch(24.47% 0.1 279.9)
XYZ	xyz(2.0689, 1.3059, 7.3493)
Luminance	0.0131 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A154E #494E15

analogous

#152D4E #1A154E #37154E

triadic

#1A154E #4E1A15 #154E1A

tetradic

#1A154E #4E152D #494E15 #154E37

square

#1A154E #4E152D #494E15 #154E37

split-complementary

#1A154E #4E3715 #2D4E15

monochromatic

#080618 #0A081E #1A154E #2A227E #3A2FAE

Accessibility & contrast

On white

16.65

#1A154E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#1A154E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A154E

16.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A154E	#FFFFFF	#000000	##FFFFFF
##1A154E	1.00	16.65	1.26	16.65
#FFFFFF	16.65	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002050

Deuteranopia (green-blind)

#001C4D

Tritanopia (blue-blind)

#00242F

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #1a154e;
/* rgb */ color: rgb(26, 21, 78);
/* oklch */ color: oklch(24.5% 0.100 279.9);

Tailwind

colors: {
  custom: {
    50: '#5e5380',
    500: '#1a154e',
    950: '#000000',
  },
}

SCSS

$custom: #1a154e;
$custom-light: #5e5380;
$custom-dark: #000000;

JSON

{
  "hex": "#1a154e",
  "rgb": {
    "r": 26,
    "g": 21,
    "b": 78
  },
  "hsl": {
    "h": 245.263,
    "s": 57.576,
    "l": 19.412
  },
  "oklch": {
    "l": 0.24471,
    "c": 0.10039,
    "h": 279.9
  },
  "luminance": 0.01306
}

Semantic roles & 50–950 ramp

primary

#1A154E

secondary

#7F8639

accent

#E147D3

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05020A

muted

#79787C

Preview Lab

Preview with #1A154E

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

Preview Lab → · Contrast checker → · Palette generator →