#151C65#151C65

#151C65 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.8% C 0.126 H 270.9°. Best body text is #FFFFFF at 15.15:1 contrast (WCAG AA passes).

Color values

HEX	#151C65
RGB	rgb(21, 28, 101)
HSL	hsl(235, 66%, 24%)
HSV	hsv(235, 79%, 40%)
CMYK	cmyk(79.2%, 72.3%, 0%, 60.4%)
CIE-LAB	lab(15.11, 25.18, -43.61)
CIE-LCH	lch(15.11, 50.36, 300.00°)
OKLab	oklab(27.85% 0.0021 -0.1262)
OKLCH	oklch(27.85% 0.126 270.9)
XYZ	xyz(3.0727, 1.9292, 12.5198)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151C65 #655E15

analogous

#154465 #151C65 #361565

triadic

#151C65 #65151C #1C6515

tetradic

#151C65 #651544 #655E15 #156536

square

#151C65 #651544 #655E15 #156536

split-complementary

#151C65 #653615 #446515

monochromatic

#050719 #0A0E32 #151C65 #202A98 #2A38CA

Accessibility & contrast

On white

15.15

#151C65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#151C65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151C65

15.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151C65	#FFFFFF	#000000	##FFFFFF
##151C65	1.00	15.15	1.39	15.15
#FFFFFF	15.15	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A67

Deuteranopia (green-blind)

#002264

Tritanopia (blue-blind)

#00303E

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #151c65;
/* rgb */ color: rgb(21, 28, 101);
/* oklch */ color: oklch(27.8% 0.126 270.9);

Tailwind

colors: {
  custom: {
    50: '#615892',
    500: '#151c65',
    950: '#000000',
  },
}

SCSS

$custom: #151c65;
$custom-light: #615892;
$custom-dark: #000000;

JSON

{
  "hex": "#151c65",
  "rgb": {
    "r": 21,
    "g": 28,
    "b": 101
  },
  "hsl": {
    "h": 234.75,
    "s": 65.574,
    "l": 23.922
  },
  "oklch": {
    "l": 0.27847,
    "c": 0.12621,
    "h": 270.9
  },
  "luminance": 0.0193
}

Semantic roles & 50–950 ramp

primary

#151C65

secondary

#9C933A

accent

#DA3FE9

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #151C65

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

Preview Lab → · Contrast checker → · Palette generator →