#051911
Closest named color: Rich Navy (#001219). oklch(19.3% 0.032 165.2), rgb(5, 25, 17).
Aa
White text reads best on this color (18.20:1).
About this color
#051911 is a very dark, muted green. In OKLCH its lightness is 19%, its chroma 0.032 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.039 away. White text reads best on it, at 18.20:1.
| Hue family | Greens |
| Lightness | very dark (19%) |
| Chroma | muted (0.032) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.15:1 |
| White text | 18.20:1 |
Values
| HEX | #051911 |
| RGB | rgb(5, 25, 17) |
| HSL | hsl(156, 67%, 6%) |
| OKLCH | oklch(19.3% 0.032 165.2) |
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 #051911 | 18.20:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #051911 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #051911 text on white | 18.20:1 | AAA | Lc 104.8 | Preferred for body text |
| #051911 text on black | 1.15:1 | 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
#F2F6F4
oklch(97% 0.005 165)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CDDED6
oklch(88.6% 0.021 166)
-
Step 300
300
#ABC9BB
oklch(81% 0.038 165.6)
-
Step 400
400
#7DAD97
oklch(70.7% 0.061 164.7)
-
Step 500
500
#5A987E
oklch(63% 0.076 165.4)
-
Step 600
600
#3D8367
oklch(55.6% 0.084 165)
-
Step 700
700
#2F6F56
oklch(49.2% 0.078 165.1)
-
Step 800
800
#285A46
oklch(42.7% 0.064 165)
-
Step 900
900
#264A3B
oklch(37.7% 0.05 165.1)
-
Step 950
950 (this color)
#051911
oklch(19.3% 0.032 165.2)
#051911 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) | #181711 | 0.031 |
| Deuteranopia (no green cones) | #151412 | 0.031 |
| Tritanopia (no blue cones) | #011917 | 0.012 |
| Achromatopsia (no color) | #151515 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #051911
#051911
oklch(19.3% 0.032 165.2)
- #1F0F18
#1F0F18
oklch(19.5% 0.031 345.6)
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 #051911, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.039
- Almost Black #070D0D ΔE 0.047
- Rich Black #0D1B2A ΔE 0.052
- Jet #212529 ΔE 0.076
- Dark #1B2431 ΔE 0.078
- Dark Forest Green #002D04 ΔE 0.085
- Very Dark Brown #1D0200 ΔE 0.089
- Very Dark Green #062E03 ΔE 0.089
Use #051911 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.