#17170A
Closest named color: Almost Black (#070D0D). oklch(20% 0.024 108.4), rgb(23, 23, 10).
Aa
White text reads best on this color (18.05:1).
About this color
#17170A is a very dark close to neutral grey. In OKLCH its lightness is 20%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.054 away. White text reads best on it, at 18.05:1.
| Hue family | Neutrals |
| Lightness | very dark (20%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.16:1 |
| White text | 18.05:1 |
Values
| HEX | #17170A |
| RGB | rgb(23, 23, 10) |
| HSL | hsl(60, 39%, 6%) |
| OKLCH | oklch(20% 0.024 108.4) |
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 #17170A | 18.05:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #17170A | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #17170A text on white | 18.05:1 | AAA | Lc 104.8 | Preferred for body text |
| #17170A 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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#EAEAE4
oklch(93.5% 0.008 106.6)
-
Step 200
200
#DADACE
oklch(88.5% 0.016 106.7)
-
Step 300
300
#C2C2AE
oklch(80.9% 0.027 107)
-
Step 400
400
#A3A383
oklch(70.7% 0.045 107.5)
-
Step 500
500
#8C8D64
oklch(63.2% 0.058 109.1)
-
Step 600
600
#76764B
oklch(55.5% 0.062 108.2)
-
Step 700
700
#63633C
oklch(49% 0.057 108.3)
-
Step 800
800
#515132
oklch(42.7% 0.047 108.3)
-
Step 900
900
#43432C
oklch(37.6% 0.037 108)
-
Step 950
950 (this color)
#17170A
oklch(20% 0.024 108.4)
#17170A 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) | #191609 | 0.005 |
| Deuteranopia (no green cones) | #19170B | 0.005 |
| Tritanopia (no blue cones) | #191514 | 0.023 |
| Achromatopsia (no color) | #161616 | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17170A
#17170A
oklch(20% 0.024 108.4)
- #161420
#161420
oklch(20% 0.024 291.7)
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 #17170A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.054
- Rich Navy #001219 ΔE 0.056
- Rich Black #0D1B2A ΔE 0.059
- Dark Brown #341C02 ΔE 0.067
- Jet #212529 ΔE 0.069
- Very Dark Brown #1D0200 ΔE 0.072
- Dark #1B2431 ΔE 0.076
- Dark Forest Green #002D04 ΔE 0.087
Use #17170A 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.