#06191A
Closest named color: Rich Navy (#001219). oklch(19.8% 0.025 199.9), rgb(6, 25, 26).
Aa
White text reads best on this color (18.07:1).
About this color
#06191A is a very dark close to neutral grey. In OKLCH its lightness is 20%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Rich Navy (#001219), ΔE 0.032 away. White text reads best on it, at 18.07:1.
| Hue family | Neutrals |
| Lightness | very dark (20%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.16:1 |
| White text | 18.07:1 |
Values
| HEX | #06191A |
| RGB | rgb(6, 25, 26) |
| HSL | hsl(183, 63%, 6%) |
| OKLCH | oklch(19.8% 0.025 199.9) |
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 #06191A | 18.07:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #06191A | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #06191A text on white | 18.07:1 | AAA | Lc 104.7 | Preferred for body text |
| #06191A text on black | 1.16:1 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E4ECEC
oklch(93.7% 0.009 197)
-
Step 200
200
#CDDDDD
oklch(88.6% 0.017 196.8)
-
Step 300
300
#ABC7C8
oklch(80.9% 0.03 199.2)
-
Step 400
400
#7DAAAC
oklch(70.6% 0.048 199.6)
-
Step 500
500
#5B9598
oklch(63.1% 0.061 200)
-
Step 600
600
#3E7F83
oklch(55.6% 0.067 200.8)
-
Step 700
700
#306B6E
oklch(49% 0.061 199.8)
-
Step 800
800
#29585A
oklch(42.8% 0.051 199.1)
-
Step 900
900
#26484A
oklch(37.7% 0.04 200.5)
-
Step 950
950 (this color)
#06191A
oklch(19.8% 0.025 199.9)
#06191A 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) | #17181A | 0.026 |
| Deuteranopia (no green cones) | #13151A | 0.024 |
| Tritanopia (no blue cones) | #001A19 | 0.010 |
| Achromatopsia (no color) | #161616 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #06191A
#06191A
oklch(19.8% 0.025 199.9)
- #201111
#201111
oklch(19.9% 0.025 19.6)
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 #06191A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.032
- Rich Black #0D1B2A ΔE 0.034
- Almost Black #070D0D ΔE 0.048
- Dark #1B2431 ΔE 0.065
- Jet #212529 ΔE 0.067
- Oxford Blue #1B263B ΔE 0.081
- Very Dark Brown #1D0200 ΔE 0.091
- Dark Brown #341C02 ΔE 0.093
Use #06191A 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.