#1A154D#1A154D

#1A154D is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.4% C 0.099 H 280.1°. Best body text is #FFFFFF at 16.69:1 contrast (WCAG AA passes).

Color values

HEX	#1A154D
RGB	rgb(26, 21, 77)
HSL	hsl(245, 57%, 19%)
HSV	hsv(245, 73%, 30%)
CMYK	cmyk(66.2%, 72.7%, 0%, 69.8%)
CIE-LAB	lab(11.22, 21.49, -33.81)
CIE-LCH	lch(11.22, 40.06, 302.44°)
OKLab	oklab(24.37% 0.0174 -0.0974)
OKLCH	oklch(24.37% 0.099 280.1)
XYZ	xyz(2.0333, 1.2916, 7.1619)
Luminance	0.0129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A154D #484D15

analogous

#152C4D #1A154D #36154D

triadic

#1A154D #4D1A15 #154D1A

tetradic

#1A154D #4D152C #484D15 #154D36

square

#1A154D #4D152C #484D15 #154D36

split-complementary

#1A154D #4D3615 #2C4D15

monochromatic

#080718 #0A081D #1A154D #2A227D #3A2FAD

Accessibility & contrast

On white

16.69

#1A154D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#1A154D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A154D

16.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A154D	#FFFFFF	#000000	##FFFFFF
##1A154D	1.00	16.69	1.26	16.69
#FFFFFF	16.69	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00204F

Deuteranopia (green-blind)

#001C4C

Tritanopia (blue-blind)

#00232E

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #1a154d;
/* rgb */ color: rgb(26, 21, 77);
/* oklch */ color: oklch(24.4% 0.099 280.1);

Tailwind

colors: {
  custom: {
    50: '#5e527f',
    500: '#1a154d',
    950: '#000000',
  },
}

SCSS

$custom: #1a154d;
$custom-light: #5e527f;
$custom-dark: #000000;

JSON

{
  "hex": "#1a154d",
  "rgb": {
    "r": 26,
    "g": 21,
    "b": 77
  },
  "hsl": {
    "h": 245.357,
    "s": 57.143,
    "l": 19.216
  },
  "oklch": {
    "l": 0.24368,
    "c": 0.0989,
    "h": 280.1
  },
  "luminance": 0.01292
}

Semantic roles & 50–950 ramp

primary

#1A154D

secondary

#7E8539

accent

#E047D3

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05020A

muted

#79787C

Preview Lab

Preview with #1A154D

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

Preview Lab → · Contrast checker → · Palette generator →