#151E5F#151E5F

#151E5F is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.6% C 0.115 H 270.6°. Best body text is #FFFFFF at 15.19:1 contrast (WCAG AA passes).

Color values

HEX	#151E5F
RGB	rgb(21, 30, 95)
HSL	hsl(233, 64%, 23%)
HSV	hsv(233, 78%, 37%)
CMYK	cmyk(77.9%, 68.4%, 0%, 62.7%)
CIE-LAB	lab(15.03, 21.38, -39.77)
CIE-LCH	lch(15.03, 45.16, 298.26°)
OKLab	oklab(27.6% 0.0012 -0.1149)
OKLCH	oklch(27.6% 0.115 270.6)
XYZ	xyz(2.8384, 1.9139, 11.0441)
Luminance	0.0191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151E5F #5F5615

analogous

#15435F #151E5F #31155F

triadic

#151E5F #5F151E #1E5F15

tetradic

#151E5F #5F1543 #5F5615 #155F31

square

#151E5F #5F1543 #5F5615 #155F31

split-complementary

#151E5F #5F3115 #435F15

monochromatic

#060819 #0A0E2D #151E5F #202E91 #2B3EC3

Accessibility & contrast

On white

15.19

#151E5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#151E5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151E5F

15.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151E5F	#FFFFFF	#000000	##FFFFFF
##151E5F	1.00	15.19	1.38	15.19
#FFFFFF	15.19	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002961

Deuteranopia (green-blind)

#00225E

Tritanopia (blue-blind)

#002F3B

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #151e5f;
/* rgb */ color: rgb(21, 30, 95);
/* oklch */ color: oklch(27.6% 0.115 270.6);

Tailwind

colors: {
  custom: {
    50: '#5f598d',
    500: '#151e5f',
    950: '#000000',
  },
}

SCSS

$custom: #151e5f;
$custom-light: #5f598d;
$custom-dark: #000000;

JSON

{
  "hex": "#151e5f",
  "rgb": {
    "r": 21,
    "g": 30,
    "b": 95
  },
  "hsl": {
    "h": 232.703,
    "s": 63.793,
    "l": 22.745
  },
  "oklch": {
    "l": 0.276,
    "c": 0.11496,
    "h": 270.6
  },
  "luminance": 0.01914
}

Semantic roles & 50–950 ramp

primary

#151E5F

secondary

#968B3A

accent

#D341E7

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #151E5F

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

Preview Lab → · Contrast checker → · Palette generator →