#051012
Closest named color: Almost Black (#070D0D). oklch(16.3% 0.018 209.3), rgb(5, 16, 18).
Aa
White text reads best on this color (19.27:1).
About this color
#051012 is a very dark close to neutral grey. In OKLCH its lightness is 16%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.013 away. White text reads best on it, at 19.27:1.
| Hue family | Neutrals |
| Lightness | very dark (16%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.08:1 |
| White text | 19.27:1 |
Values
| HEX | #051012 |
| RGB | rgb(5, 16, 18) |
| HSL | hsl(189, 57%, 5%) |
| OKLCH | oklch(16.3% 0.018 209.3) |
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 #051012 | 19.27:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #051012 | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #051012 text on white | 19.27:1 | AAA | Lc 105.6 | Preferred for body text |
| #051012 text on black | 1.08:1 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200
#D1DBDD
oklch(88.4% 0.011 211)
-
Step 300
300
#B2C5C8
oklch(81% 0.021 208.1)
-
Step 400
400
#89A7AC
oklch(70.7% 0.034 208.8)
-
Step 500
500
#6B9198
oklch(63.1% 0.043 210.1)
-
Step 600
600
#527B82
oklch(55.5% 0.047 209.3)
-
Step 700
700
#43686E
oklch(49.2% 0.043 208.7)
-
Step 800
800
#37555A
oklch(42.8% 0.036 209)
-
Step 900
900
#30464A
oklch(37.8% 0.028 210)
-
Step 950
950 (this color)
#051012
oklch(16.3% 0.018 209.3)
#051012 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) | #0E0F12 | 0.017 |
| Deuteranopia (no green cones) | #0C0D12 | 0.017 |
| Tritanopia (no blue cones) | #011111 | 0.009 |
| Achromatopsia (no color) | #0E0E0E | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #051012
#051012
oklch(16.3% 0.018 209.3)
- #150B09
#150B09
oklch(16.3% 0.018 31.9)
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 #051012, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.013
- Rich Navy #001219 ΔE 0.016
- Rich Black #0D1B2A ΔE 0.060
- Very Dark Brown #1D0200 ΔE 0.073
- Dark Navy Blue #00022E ΔE 0.083
- Midnight #03012D ΔE 0.084
- Dark Navy #000435 ΔE 0.087
- Very Dark Blue #000133 ΔE 0.091
Use #051012 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.