#0B0435#0B0435

#0B0435 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 17.1% C 0.090 H 278.7°. Best body text is #FFFFFF at 19.39:1 contrast (WCAG AA passes).

Color values

HEX	#0B0435
RGB	rgb(11, 4, 53)
HSL	hsl(249, 86%, 11%)
HSV	hsv(249, 92%, 21%)
CMYK	cmyk(79.2%, 92.5%, 0%, 79.2%)
CIE-LAB	lab(3.75, 17.59, -28.96)
CIE-LCH	lch(3.75, 33.88, 301.27°)
OKLab	oklab(17.07% 0.0136 -0.0891)
OKLCH	oklch(17.07% 0.09 278.7)
XYZ	xyz(0.8238, 0.4150, 3.4041)
Luminance	0.0042 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0435 #2E3504

analogous

#041535 #0B0435 #230435

triadic

#0B0435 #350B04 #04350B

tetradic

#0B0435 #350415 #2E3504 #043523

square

#0B0435 #350415 #2E3504 #043523

split-complementary

#0B0435 #352304 #153504

monochromatic

#06021C #06021C #0B0435 #17086E #230DA7

Accessibility & contrast

On white

19.39

#0B0435 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#0B0435 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0435

19.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0435	#FFFFFF	#000000	##FFFFFF
##0B0435	1.00	19.39	1.08	19.39
#FFFFFF	19.39	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F36

Deuteranopia (green-blind)

#000B34

Tritanopia (blue-blind)

#00121C

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #0b0435;
/* rgb */ color: rgb(11, 4, 53);
/* oklch */ color: oklch(17.1% 0.090 278.7);

Tailwind

colors: {
  custom: {
    50: '#50486d',
    500: '#0b0435',
    950: '#000000',
  },
}

SCSS

$custom: #0b0435;
$custom-light: #50486d;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0435",
  "rgb": {
    "r": 11,
    "g": 4,
    "b": 53
  },
  "hsl": {
    "h": 248.571,
    "s": 85.965,
    "l": 11.176
  },
  "oklch": {
    "l": 0.17074,
    "c": 0.09018,
    "h": 278.7
  },
  "luminance": 0.00415
}

Semantic roles & 50–950 ramp

primary

#0B0435

secondary

#6A771E

accent

#FC2CDE

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#020007

muted

#78777A

Preview Lab

Preview with #0B0435

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

Preview Lab → · Contrast checker → · Palette generator →