#151D6E#151D6E

#151D6E is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.0% C 0.138 H 270.2°. Best body text is #FFFFFF at 14.66:1 contrast (WCAG AA passes).

Color values

HEX	#151D6E
RGB	rgb(21, 29, 110)
HSL	hsl(235, 68%, 26%)
HSV	hsv(235, 81%, 43%)
CMYK	cmyk(80.9%, 73.6%, 0%, 56.9%)
CIE-LAB	lab(16.32, 28.00, -47.51)
CIE-LCH	lch(16.32, 55.15, 300.51°)
OKLab	oklab(29.01% 0.0004 -0.1376)
OKLCH	oklch(29.01% 0.138 270.2)
XYZ	xyz(3.5621, 2.1636, 14.9787)
Luminance	0.0216 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151D6E #6E6615

analogous

#15496E #151D6E #39156E

triadic

#151D6E #6E151D #1D6E15

tetradic

#151D6E #6E1549 #6E6615 #156E39

square

#151D6E #6E1549 #6E6615 #156E39

split-complementary

#151D6E #6E3915 #496E15

monochromatic

#05071A #0B0F3B #151D6E #1F2BA1 #2938D5

Accessibility & contrast

On white

14.66

#151D6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#151D6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151D6E

14.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151D6E	#FFFFFF	#000000	##FFFFFF
##151D6E	1.00	14.66	1.43	14.66
#FFFFFF	14.66	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D70

Deuteranopia (green-blind)

#00246D

Tritanopia (blue-blind)

#003443

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #151d6e;
/* rgb */ color: rgb(21, 29, 110);
/* oklch */ color: oklch(29.0% 0.138 270.2);

Tailwind

colors: {
  custom: {
    50: '#645999',
    500: '#151d6e',
    950: '#000000',
  },
}

SCSS

$custom: #151d6e;
$custom-light: #645999;
$custom-dark: #000000;

JSON

{
  "hex": "#151d6e",
  "rgb": {
    "r": 21,
    "g": 29,
    "b": 110
  },
  "hsl": {
    "h": 234.607,
    "s": 67.939,
    "l": 25.686
  },
  "oklch": {
    "l": 0.29014,
    "c": 0.13757,
    "h": 270.2
  },
  "luminance": 0.02164
}

Semantic roles & 50–950 ramp

primary

#151D6E

secondary

#A49B3A

accent

#DB3DEB

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #151D6E

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

Preview Lab → · Contrast checker → · Palette generator →