#151F68#151F68

#151F68 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.7% C 0.127 H 270.0°. Best body text is #FFFFFF at 14.71:1 contrast (WCAG AA passes).

Color values

HEX	#151F68
RGB	rgb(21, 31, 104)
HSL	hsl(233, 66%, 25%)
HSV	hsv(233, 80%, 41%)
CMYK	cmyk(79.8%, 70.2%, 0%, 59.2%)
CIE-LAB	lab(16.20, 24.28, -43.80)
CIE-LCH	lch(16.20, 50.08, 299.00°)
OKLab	oklab(28.73% -0.0001 -0.1267)
OKLCH	oklch(28.73% 0.127 270)
XYZ	xyz(3.2971, 2.1385, 13.3330)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151F68 #685E15

analogous

#154968 #151F68 #351568

triadic

#151F68 #68151F #1F6815

tetradic

#151F68 #681549 #685E15 #156835

square

#151F68 #681549 #685E15 #156835

split-complementary

#151F68 #683515 #496815

monochromatic

#050819 #0B1035 #151F68 #1F2E9B #2A3DCE

Accessibility & contrast

On white

14.71

#151F68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#151F68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151F68

14.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151F68	#FFFFFF	#000000	##FFFFFF
##151F68	1.00	14.71	1.43	14.71
#FFFFFF	14.71	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C6A

Deuteranopia (green-blind)

#002467

Tritanopia (blue-blind)

#003340

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #151f68;
/* rgb */ color: rgb(21, 31, 104);
/* oklch */ color: oklch(28.7% 0.127 270.0);

Tailwind

colors: {
  custom: {
    50: '#625a94',
    500: '#151f68',
    950: '#000000',
  },
}

SCSS

$custom: #151f68;
$custom-light: #625a94;
$custom-dark: #000000;

JSON

{
  "hex": "#151f68",
  "rgb": {
    "r": 21,
    "g": 31,
    "b": 104
  },
  "hsl": {
    "h": 232.771,
    "s": 66.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.28732,
    "c": 0.12673,
    "h": 270
  },
  "luminance": 0.02139
}

Semantic roles & 50–950 ramp

primary

#151F68

secondary

#9F933A

accent

#D53EE9

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06040D

muted

#7A797E

Preview Lab

Preview with #151F68

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

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