#0B2150#0B2150

#0B2150 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.3% C 0.091 H 262.9°. Best body text is #FFFFFF at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#0B2150
RGB	rgb(11, 33, 80)
HSL	hsl(221, 76%, 18%)
HSV	hsv(221, 86%, 31%)
CMYK	cmyk(86.3%, 58.8%, 0%, 68.6%)
CIE-LAB	lab(14.05, 11.44, -31.30)
CIE-LCH	lch(14.05, 33.32, 290.08°)
OKLab	oklab(26.3% -0.0113 -0.0902)
OKLCH	oklch(26.3% 0.091 262.9)
XYZ	xyz(2.1293, 1.7378, 7.8111)
Luminance	0.0174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2150 #503A0B

analogous

#0B4350 #0B2150 #180B50

triadic

#0B2150 #500B21 #21500B

tetradic

#0B2150 #500B43 #503A0B #0B5018

square

#0B2150 #500B43 #503A0B #0B5018

split-complementary

#0B2150 #50180B #43500B

monochromatic

#040B1B #040B1B #0B2150 #123786 #1A4DBC

Accessibility & contrast

On white

15.58

#0B2150 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0B2150 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2150

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2150	#FFFFFF	#000000	##FFFFFF
##0B2150	1.00	15.58	1.35	15.58
#FFFFFF	15.58	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002752

Deuteranopia (green-blind)

#00214F

Tritanopia (blue-blind)

#002D34

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0b2150;
/* rgb */ color: rgb(11, 33, 80);
/* oklch */ color: oklch(26.3% 0.091 262.9);

Tailwind

colors: {
  custom: {
    50: '#575b81',
    500: '#0b2150',
    950: '#000000',
  },
}

SCSS

$custom: #0b2150;
$custom-light: #575b81;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2150",
  "rgb": {
    "r": 11,
    "g": 33,
    "b": 80
  },
  "hsl": {
    "h": 220.87,
    "s": 75.824,
    "l": 17.843
  },
  "oklch": {
    "l": 0.26302,
    "c": 0.09093,
    "h": 262.9
  },
  "luminance": 0.01738
}

Semantic roles & 50–950 ramp

primary

#0B2150

secondary

#8C6D2B

accent

#B635F2

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #0B2150

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

Preview Lab → · Contrast checker → · Palette generator →