#150C19
Closest named color: Almost Black (#070D0D). oklch(17.3% 0.03 315.1), rgb(21, 12, 25).
Aa
White text reads best on this color (19.11:1).
About this color
#150C19 is a very dark close to neutral grey. In OKLCH its lightness is 17%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.041 away. White text reads best on it, at 19.11:1.
| Hue family | Neutrals |
| Lightness | very dark (17%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.09:1 |
| White text | 19.11:1 |
Values
| HEX | #150C19 |
| RGB | rgb(21, 12, 25) |
| HSL | hsl(282, 35%, 7%) |
| OKLCH | oklch(17.3% 0.03 315.1) |
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 #150C19 | 19.11:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #150C19 | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #150C19 text on white | 19.11:1 | AAA | Lc 105.5 | Preferred for body text |
| #150C19 text on black | 1.09:1 | 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
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#ECE8EF
oklch(93.6% 0.01 311.2)
-
Step 200
200
#DED5E2
oklch(88.4% 0.02 315.7)
-
Step 300
300
#C9BAD1
oklch(80.8% 0.036 314.1)
-
Step 400
400
#AE96B9
oklch(70.6% 0.057 315.2)
-
Step 500
500
#9A7DA8
oklch(63.2% 0.071 314.6)
-
Step 600
600
#856593
oklch(55.6% 0.079 315.3)
-
Step 700
700
#70547D
oklch(49.1% 0.072 314.8)
-
Step 800
800
#5B4566
oklch(42.7% 0.06 314.1)
-
Step 900
900
#4B3A53
oklch(37.7% 0.047 314.8)
-
Step 950
950 (this color)
#150C19
oklch(17.3% 0.03 315.1)
#150C19 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) | #0A0F19 | 0.024 |
| Deuteranopia (no green cones) | #0C1019 | 0.022 |
| Tritanopia (no blue cones) | #150E11 | 0.020 |
| Achromatopsia (no color) | #0F0F0F | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #150C19
#150C19
oklch(17.3% 0.03 315.1)
- #0A1306
#0A1306
oklch(17.3% 0.03 135.8)
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 #150C19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.041
- Rich Navy #001219 ΔE 0.044
- Rich Black #0D1B2A ΔE 0.056
- Very Dark Brown #1D0200 ΔE 0.061
- Midnight #03012D ΔE 0.077
- Very Dark Purple #2A0134 ΔE 0.078
- Midnight Purple #280137 ΔE 0.080
- Dark Navy Blue #00022E ΔE 0.081
Use #150C19 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.