#00170F
Closest named color: Rich Navy (#001219). oklch(18.2% 0.037 168.6), rgb(0, 23, 15).
Aa
White text reads best on this color (18.59:1).
About this color
#00170F is a very dark, muted green. In OKLCH its lightness is 18%, its chroma 0.037 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.034 away. White text reads best on it, at 18.59:1.
| Hue family | Greens |
| Lightness | very dark (18%) |
| Chroma | muted (0.037) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.12:1 |
| White text | 18.59:1 |
Values
| HEX | #00170F |
| RGB | rgb(0, 23, 15) |
| HSL | hsl(159, 100%, 5%) |
| OKLCH | oklch(18.2% 0.037 168.6) |
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 #00170F | 18.59:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #00170F | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #00170F text on white | 18.59:1 | AAA | Lc 105.0 | Preferred for body text |
| #00170F text on black | 1.12:1 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CBDFD6
oklch(88.6% 0.025 167)
-
Step 300
300
#A6CABC
oklch(80.9% 0.043 169.6)
-
Step 400
400
#75AF99
oklch(70.8% 0.069 168.6)
-
Step 500
500
#4C9B80
oklch(63.1% 0.089 168.7)
-
Step 600
600
#2A8569
oklch(55.6% 0.096 168.6)
-
Step 700
700
#1A7157
oklch(49.2% 0.09 168.1)
-
Step 800
800
#1A5C48
oklch(42.8% 0.074 168.9)
-
Step 900
900
#1D4B3C
oklch(37.6% 0.057 169)
-
Step 950
950 (this color)
#00170F
oklch(18.2% 0.037 168.6)
#00170F 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) | #16140F | 0.038 |
| Deuteranopia (no green cones) | #131210 | 0.036 |
| Tritanopia (no blue cones) | #001715 | 0.012 |
| Achromatopsia (no color) | #131313 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00170F
#00170F
oklch(18.2% 0.037 168.6)
- #1E0B15
#1E0B15
oklch(18.3% 0.037 348.5)
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 #00170F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.034
- Almost Black #070D0D ΔE 0.041
- Rich Black #0D1B2A ΔE 0.060
- Jet #212529 ΔE 0.088
- Dark #1B2431 ΔE 0.089
- Very Dark Brown #1D0200 ΔE 0.089
- Dark Forest Green #002D04 ΔE 0.092
- Very Dark Green #062E03 ΔE 0.097
Use #00170F 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.