#151E4F#151E4F

#151E4F is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.0% C 0.090 H 270.9°. Best body text is #FFFFFF at 15.78:1 contrast (WCAG AA passes).

Color values

HEX	#151E4F
RGB	rgb(21, 30, 79)
HSL	hsl(231, 58%, 20%)
HSV	hsv(231, 73%, 31%)
CMYK	cmyk(73.4%, 62%, 0%, 69%)
CIE-LAB	lab(13.55, 14.80, -31.40)
CIE-LCH	lch(13.55, 34.72, 295.24°)
OKLab	oklab(26.04% 0.0014 -0.0904)
OKLCH	oklch(26.04% 0.09 270.9)
XYZ	xyz(2.1843, 1.6523, 7.5994)
Luminance	0.0165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.00

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151E4F #4F4615

analogous

#153B4F #151E4F #29154F

triadic

#151E4F #4F151E #1E4F15

tetradic

#151E4F #4F153B #4F4615 #154F29

square

#151E4F #4F153B #4F4615 #154F29

split-complementary

#151E4F #4F2915 #3B4F15

monochromatic

#060918 #080C1F #151E4F #22307F #2F43B0

Accessibility & contrast

On white

15.78

#151E4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#151E4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151E4F

15.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151E4F	#FFFFFF	#000000	##FFFFFF
##151E4F	1.00	15.78	1.33	15.78
#FFFFFF	15.78	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002551

Deuteranopia (green-blind)

#00204E

Tritanopia (blue-blind)

#002A33

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #151e4f;
/* rgb */ color: rgb(21, 30, 79);
/* oklch */ color: oklch(26.0% 0.090 270.9);

Tailwind

colors: {
  custom: {
    50: '#5b5981',
    500: '#151e4f',
    950: '#000000',
  },
}

SCSS

$custom: #151e4f;
$custom-light: #5b5981;
$custom-dark: #000000;

JSON

{
  "hex": "#151e4f",
  "rgb": {
    "r": 21,
    "g": 30,
    "b": 79
  },
  "hsl": {
    "h": 230.69,
    "s": 58,
    "l": 19.608
  },
  "oklch": {
    "l": 0.26039,
    "c": 0.09039,
    "h": 270.9
  },
  "luminance": 0.01652
}

Semantic roles & 50–950 ramp

primary

#151E4F

secondary

#877B39

accent

#C947E1

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #151E4F

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

Preview Lab → · Contrast checker → · Palette generator →