#17090F
Closest named color: Almost Black (#070D0D). oklch(16.4% 0.027 353.2), rgb(23, 9, 15).
Aa
White text reads best on this color (19.40:1).
About this color
#17090F is a very dark close to neutral grey. In OKLCH its lightness is 16%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.038 away. White text reads best on it, at 19.40:1.
| Hue family | Neutrals |
| Lightness | very dark (16%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.08:1 |
| White text | 19.40:1 |
Values
| HEX | #17090F |
| RGB | rgb(23, 9, 15) |
| HSL | hsl(334, 44%, 6%) |
| OKLCH | oklch(16.4% 0.027 353.2) |
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 #17090F | 19.40:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #17090F | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #17090F text on white | 19.40:1 | AAA | Lc 105.6 | Preferred for body text |
| #17090F 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#EFE7EA
oklch(93.5% 0.01 352.4)
-
Step 200
200
#E3D5DA
oklch(88.6% 0.017 353.7)
-
Step 300
300
#D2B9C2
oklch(81% 0.031 354)
-
Step 400
400
#BB94A3
oklch(70.7% 0.051 353.5)
-
Step 500
500
#A9798D
oklch(63% 0.066 352.4)
-
Step 600
600
#946277
oklch(55.6% 0.071 352.8)
-
Step 700
700
#7E5164
oklch(49.1% 0.066 352.9)
-
Step 800
800
#674251
oklch(42.7% 0.055 353.8)
-
Step 900
900
#543843
oklch(37.7% 0.043 354.1)
-
Step 950
950 (this color)
#17090F
oklch(16.4% 0.027 353.2)
#17090F 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) | #0B0C0F | 0.028 |
| Deuteranopia (no green cones) | #0E0E0F | 0.026 |
| Tritanopia (no blue cones) | #19080B | 0.009 |
| Achromatopsia (no color) | #0D0D0D | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17090F
#17090F
oklch(16.4% 0.027 353.2)
- #02120D
#02120D
oklch(16.5% 0.027 172.6)
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 #17090F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.038
- Very Dark Brown #1D0200 ΔE 0.040
- Rich Navy #001219 ΔE 0.053
- Rich Black #0D1B2A ΔE 0.073
- Very Dark Purple #2A0134 ΔE 0.091
- Midnight #03012D ΔE 0.091
- Dark Maroon #3C0008 ΔE 0.091
- Midnight Purple #280137 ΔE 0.093
Use #17090F 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.