#151D6A#151D6A

#151D6A is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.6% C 0.132 H 270.4°. Best body text is #FFFFFF at 14.83:1 contrast (WCAG AA passes).

Color values

HEX	#151D6A
RGB	rgb(21, 29, 106)
HSL	hsl(234, 67%, 25%)
HSV	hsv(234, 80%, 42%)
CMYK	cmyk(80.2%, 72.6%, 0%, 58.4%)
CIE-LAB	lab(15.89, 26.45, -45.61)
CIE-LCH	lch(15.89, 52.73, 300.11°)
OKLab	oklab(28.57% 0.0009 -0.132)
OKLCH	oklch(28.57% 0.132 270.4)
XYZ	xyz(3.3493, 2.0784, 13.8575)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151D6A #6A6215

analogous

#15486A #151D6A #38156A

triadic

#151D6A #6A151D #1D6A15

tetradic

#151D6A #6A1548 #6A6215 #156A38

square

#151D6A #6A1548 #6A6215 #156A38

split-complementary

#151D6A #6A3815 #486A15

monochromatic

#05071A #0B0F37 #151D6A #1F2B9D #2939D0

Accessibility & contrast

On white

14.83

#151D6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#151D6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151D6A

14.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151D6A	#FFFFFF	#000000	##FFFFFF
##151D6A	1.00	14.83	1.42	14.83
#FFFFFF	14.83	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C6C

Deuteranopia (green-blind)

#002369

Tritanopia (blue-blind)

#003241

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #151d6a;
/* rgb */ color: rgb(21, 29, 106);
/* oklch */ color: oklch(28.6% 0.132 270.4);

Tailwind

colors: {
  custom: {
    50: '#625995',
    500: '#151d6a',
    950: '#000000',
  },
}

SCSS

$custom: #151d6a;
$custom-light: #625995;
$custom-dark: #000000;

JSON

{
  "hex": "#151d6a",
  "rgb": {
    "r": 21,
    "g": 29,
    "b": 106
  },
  "hsl": {
    "h": 234.353,
    "s": 66.929,
    "l": 24.902
  },
  "oklch": {
    "l": 0.28574,
    "c": 0.13202,
    "h": 270.4
  },
  "luminance": 0.02079
}

Semantic roles & 50–950 ramp

primary

#151D6A

secondary

#A1973A

accent

#DA3EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #151D6A

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

Preview Lab → · Contrast checker → · Palette generator →