#0B130D
Closest named color: Almost Black (#070D0D). oklch(17.6% 0.017 152.1), rgb(11, 19, 13).
Aa
White text reads best on this color (18.86:1).
About this color
#0B130D is a very dark close to neutral grey. In OKLCH its lightness is 18%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.027 away. White text reads best on it, at 18.86:1.
| Hue family | Neutrals |
| Lightness | very dark (18%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.11:1 |
| White text | 18.86:1 |
Values
| HEX | #0B130D |
| RGB | rgb(11, 19, 13) |
| HSL | hsl(135, 27%, 6%) |
| OKLCH | oklch(17.6% 0.017 152.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #0B130D | 18.86:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #0B130D | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #0B130D text on white | 18.86:1 | AAA | Lc 105.3 | Preferred for body text |
| #0B130D text on black | 1.11:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D4DBD5
oklch(88.4% 0.011 149.8)
-
Step 300
300
#B7C5BA
oklch(80.9% 0.022 152.1)
-
Step 400
400
#92A797
oklch(70.7% 0.033 152.6)
-
Step 500
500
#77917D
oklch(63.1% 0.042 152)
-
Step 600
600
#607B66
oklch(55.5% 0.045 151.5)
-
Step 700
700
#4F6855
oklch(49.1% 0.042 152)
-
Step 800
800
#415546
oklch(42.8% 0.035 152.4)
-
Step 900
900
#37463A
oklch(37.7% 0.028 150.8)
-
Step 950
950 (this color)
#0B130D
oklch(17.6% 0.017 152.1)
#0B130D with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #13120D | 0.015 |
| Deuteranopia (no green cones) | #12110D | 0.015 |
| Tritanopia (no blue cones) | #0A1311 | 0.008 |
| Achromatopsia (no color) | #111111 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B130D
#0B130D
oklch(17.6% 0.017 152.1)
- #150E14
#150E14
oklch(17.6% 0.017 331.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #0B130D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.027
- Rich Navy #001219 ΔE 0.031
- Rich Black #0D1B2A ΔE 0.059
- Very Dark Brown #1D0200 ΔE 0.069
- Jet #212529 ΔE 0.088
- Dark #1B2431 ΔE 0.089
- Dark Brown #341C02 ΔE 0.096
- Dark Navy Blue #00022E ΔE 0.103
Use #0B130D in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.