#0F2019
Closest named color: Rich Black (#0D1B2A). oklch(22.6% 0.027 165.9), rgb(15, 32, 25).
Aa
White text reads best on this color (16.92:1).
About this color
#0F2019 is a very dark close to neutral grey. In OKLCH its lightness is 23%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.044 away. White text reads best on it, at 16.92:1.
| Hue family | Neutrals |
| Lightness | very dark (23%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.24:1 |
| White text | 16.92:1 |
Values
| HEX | #0F2019 |
| RGB | rgb(15, 32, 25) |
| HSL | hsl(155, 36%, 9%) |
| OKLCH | oklch(22.6% 0.027 165.9) |
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 #0F2019 | 16.92:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #0F2019 | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #0F2019 text on white | 16.92:1 | AAA | Lc 103.8 | Preferred for body text |
| #0F2019 text on black | 1.24:1 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CFDDD6
oklch(88.5% 0.018 164.6)
-
Step 300
300
#AEC8BC
oklch(81% 0.033 166)
-
Step 400
400
#83AB99
oklch(70.7% 0.051 165.6)
-
Step 500
500
#629680
oklch(63% 0.065 165.9)
-
Step 600
600
#48816A
oklch(55.7% 0.071 166)
-
Step 700
700
#396D58
oklch(49.2% 0.066 165.6)
-
Step 800
800
#305948
oklch(42.8% 0.055 165.3)
-
Step 900
900
#2B493C
oklch(37.7% 0.043 165)
-
Step 950
950 (this color)
#0F2019
oklch(22.6% 0.027 165.9)
#0F2019 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) | #1F1E19 | 0.026 |
| Deuteranopia (no green cones) | #1D1C19 | 0.026 |
| Tritanopia (no blue cones) | #0A201E | 0.010 |
| Achromatopsia (no color) | #1D1D1D | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0F2019
#0F2019
oklch(22.6% 0.027 165.9)
- #25171F
#25171F
oklch(22.6% 0.027 344.2)
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 #0F2019, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.044
- Jet #212529 ΔE 0.045
- Dark #1B2431 ΔE 0.051
- Rich Navy #001219 ΔE 0.063
- Dark Forest Green #002D04 ΔE 0.067
- Oxford Blue #1B263B ΔE 0.068
- Very Dark Green #062E03 ΔE 0.070
- Dark Brown #341C02 ΔE 0.071
Use #0F2019 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.