#151D65#151D65

#151D65 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.0% C 0.125 H 270.7°. Best body text is #FFFFFF at 15.05:1 contrast (WCAG AA passes).

Color values

HEX	#151D65
RGB	rgb(21, 29, 101)
HSL	hsl(234, 66%, 24%)
HSV	hsv(234, 79%, 40%)
CMYK	cmyk(79.2%, 71.3%, 0%, 60.4%)
CIE-LAB	lab(15.37, 24.49, -43.19)
CIE-LCH	lch(15.37, 49.65, 299.55°)
OKLab	oklab(28.03% 0.0014 -0.1249)
OKLCH	oklch(28.03% 0.125 270.7)
XYZ	xyz(3.0968, 1.9774, 12.5279)
Luminance	0.0198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151D65 #655D15

analogous

#154565 #151D65 #351565

triadic

#151D65 #65151D #1D6515

tetradic

#151D65 #651545 #655D15 #156535

square

#151D65 #651545 #655D15 #156535

split-complementary

#151D65 #653515 #456515

monochromatic

#050719 #0A0E32 #151D65 #202C98 #2A3ACA

Accessibility & contrast

On white

15.05

#151D65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#151D65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151D65

15.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151D65	#FFFFFF	#000000	##FFFFFF
##151D65	1.00	15.05	1.40	15.05
#FFFFFF	15.05	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A67

Deuteranopia (green-blind)

#002364

Tritanopia (blue-blind)

#00303E

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #151d65;
/* rgb */ color: rgb(21, 29, 101);
/* oklch */ color: oklch(28.0% 0.125 270.7);

Tailwind

colors: {
  custom: {
    50: '#615992',
    500: '#151d65',
    950: '#000000',
  },
}

SCSS

$custom: #151d65;
$custom-light: #615992;
$custom-dark: #000000;

JSON

{
  "hex": "#151d65",
  "rgb": {
    "r": 21,
    "g": 29,
    "b": 101
  },
  "hsl": {
    "h": 234,
    "s": 65.574,
    "l": 23.922
  },
  "oklch": {
    "l": 0.28034,
    "c": 0.12496,
    "h": 270.7
  },
  "luminance": 0.01978
}

Semantic roles & 50–950 ramp

primary

#151D65

secondary

#9C923A

accent

#D83FE9

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #151D65

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

Preview Lab → · Contrast checker → · Palette generator →