#151D6F#151D6F

#151D6F is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.1% C 0.139 H 270.1°. Best body text is #FFFFFF at 14.61:1 contrast (WCAG AA passes).

Color values

HEX	#151D6F
RGB	rgb(21, 29, 111)
HSL	hsl(235, 68%, 26%)
HSV	hsv(235, 81%, 44%)
CMYK	cmyk(81.1%, 73.9%, 0%, 56.5%)
CIE-LAB	lab(16.43, 28.38, -47.99)
CIE-LCH	lch(16.43, 55.75, 300.61°)
OKLab	oklab(29.13% 0.0003 -0.1389)
OKLCH	oklch(29.13% 0.139 270.1)
XYZ	xyz(3.6169, 2.1855, 15.2671)
Luminance	0.0219 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151D6F #6F6715

analogous

#154A6F #151D6F #3A156F

triadic

#151D6F #6F151D #1D6F15

tetradic

#151D6F #6F154A #6F6715 #156F3A

square

#151D6F #6F154A #6F6715 #156F3A

split-complementary

#151D6F #6F3A15 #4A6F15

monochromatic

#05071A #0B103C #151D6F #1F2AA2 #2838D6

Accessibility & contrast

On white

14.61

#151D6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#151D6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151D6F

14.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151D6F	#FFFFFF	#000000	##FFFFFF
##151D6F	1.00	14.61	1.44	14.61
#FFFFFF	14.61	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D71

Deuteranopia (green-blind)

#00246E

Tritanopia (blue-blind)

#003443

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #151d6f;
/* rgb */ color: rgb(21, 29, 111);
/* oklch */ color: oklch(29.1% 0.139 270.1);

Tailwind

colors: {
  custom: {
    50: '#645999',
    500: '#151d6f',
    950: '#000000',
  },
}

SCSS

$custom: #151d6f;
$custom-light: #645999;
$custom-dark: #000000;

JSON

{
  "hex": "#151d6f",
  "rgb": {
    "r": 21,
    "g": 29,
    "b": 111
  },
  "hsl": {
    "h": 234.667,
    "s": 68.182,
    "l": 25.882
  },
  "oklch": {
    "l": 0.29125,
    "c": 0.13894,
    "h": 270.1
  },
  "luminance": 0.02186
}

Semantic roles & 50–950 ramp

primary

#151D6F

secondary

#A59C3A

accent

#DC3DEB

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #151D6F

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

Preview Lab → · Contrast checker → · Palette generator →