#151A4F#151A4F

#151A4F is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.2% C 0.096 H 273.2°. Best body text is #FFFFFF at 16.25:1 contrast (WCAG AA passes).

Color values

HEX	#151A4F
RGB	rgb(21, 26, 79)
HSL	hsl(235, 58%, 20%)
HSV	hsv(235, 73%, 31%)
CMYK	cmyk(73.4%, 67.1%, 0%, 69%)
CIE-LAB	lab(12.37, 17.79, -33.32)
CIE-LCH	lch(12.37, 37.77, 298.10°)
OKLab	oklab(25.17% 0.0053 -0.0961)
OKLCH	oklch(25.17% 0.096 273.2)
XYZ	xyz(2.0895, 1.4625, 7.5678)
Luminance	0.0146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A4F #4F4A15

analogous

#15374F #151A4F #2D154F

triadic

#151A4F #4F151A #1A4F15

tetradic

#151A4F #4F1537 #4F4A15 #154F2D

square

#151A4F #4F1537 #4F4A15 #154F2D

split-complementary

#151A4F #4F2D15 #374F15

monochromatic

#060818 #080A1F #151A4F #222A7F #2F3AB0

Accessibility & contrast

On white

16.25

#151A4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#151A4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A4F

16.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A4F	#FFFFFF	#000000	##FFFFFF
##151A4F	1.00	16.25	1.29	16.25
#FFFFFF	16.25	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002351

Deuteranopia (green-blind)

#001E4E

Tritanopia (blue-blind)

#002731

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #151a4f;
/* rgb */ color: rgb(21, 26, 79);
/* oklch */ color: oklch(25.2% 0.096 273.2);

Tailwind

colors: {
  custom: {
    50: '#5b5681',
    500: '#151a4f',
    950: '#000000',
  },
}

SCSS

$custom: #151a4f;
$custom-light: #5b5681;
$custom-dark: #000000;

JSON

{
  "hex": "#151a4f",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 79
  },
  "hsl": {
    "h": 234.828,
    "s": 58,
    "l": 19.608
  },
  "oklch": {
    "l": 0.25165,
    "c": 0.09621,
    "h": 273.2
  },
  "luminance": 0.01463
}

Semantic roles & 50–950 ramp

primary

#151A4F

secondary

#878039

accent

#D447E1

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #151A4F

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

Preview Lab → · Contrast checker → · Palette generator →