#151A6E#151A6E

#151A6E is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.5% C 0.141 H 270.8°. Best body text is #FFFFFF at 14.95:1 contrast (WCAG AA passes).

Color values

HEX	#151A6E
RGB	rgb(21, 26, 110)
HSL	hsl(237, 68%, 26%)
HSV	hsv(237, 81%, 43%)
CMYK	cmyk(80.9%, 76.4%, 0%, 56.9%)
CIE-LAB	lab(15.61, 29.97, -48.69)
CIE-LCH	lch(15.61, 57.17, 301.61°)
OKLab	oklab(28.5% 0.0019 -0.141)
OKLCH	oklch(28.5% 0.141 270.8)
XYZ	xyz(3.4922, 2.0236, 14.9554)
Luminance	0.0202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A6E #6E6915

analogous

#15466E #151A6E #3C156E

triadic

#151A6E #6E151A #1A6E15

tetradic

#151A6E #6E1546 #6E6915 #156E3C

square

#151A6E #6E1546 #6E6915 #156E3C

split-complementary

#151A6E #6E3C15 #466E15

monochromatic

#05061A #0B0E3B #151A6E #1F26A1 #2932D5

Accessibility & contrast

On white

14.95

#151A6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#151A6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A6E

14.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A6E	#FFFFFF	#000000	##FFFFFF
##151A6E	1.00	14.95	1.40	14.95
#FFFFFF	14.95	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B70

Deuteranopia (green-blind)

#00236C

Tritanopia (blue-blind)

#003242

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #151a6e;
/* rgb */ color: rgb(21, 26, 110);
/* oklch */ color: oklch(28.5% 0.141 270.8);

Tailwind

colors: {
  custom: {
    50: '#645799',
    500: '#151a6e',
    950: '#000000',
  },
}

SCSS

$custom: #151a6e;
$custom-light: #645799;
$custom-dark: #000000;

JSON

{
  "hex": "#151a6e",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 110
  },
  "hsl": {
    "h": 236.629,
    "s": 67.939,
    "l": 25.686
  },
  "oklch": {
    "l": 0.28503,
    "c": 0.14099,
    "h": 270.8
  },
  "luminance": 0.02024
}

Semantic roles & 50–950 ramp

primary

#151A6E

secondary

#A49E3A

accent

#E13DEB

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #151A6E

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

Preview Lab → · Contrast checker → · Palette generator →