#100E1C
Closest named color: Rich Navy (#001219). oklch(17.4% 0.029 289.6), rgb(16, 14, 28).
Aa
White text reads best on this color (19.06:1).
About this color
#100E1C is a very dark close to neutral grey. In OKLCH its lightness is 17%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Rich Navy (#001219), ΔE 0.034 away. White text reads best on it, at 19.06:1.
| Hue family | Neutrals |
| Lightness | very dark (17%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.10:1 |
| White text | 19.06:1 |
Values
| HEX | #100E1C |
| RGB | rgb(16, 14, 28) |
| HSL | hsl(249, 33%, 8%) |
| OKLCH | oklch(17.4% 0.029 289.6) |
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 #100E1C | 19.06:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #100E1C | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #100E1C text on white | 19.06:1 | AAA | Lc 105.4 | Preferred for body text |
| #100E1C text on black | 1.10:1 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E9E9F0
oklch(93.6% 0.009 286.2)
-
Step 200
200
#D8D7E5
oklch(88.4% 0.019 289.3)
-
Step 300
300
#C0BDD6
oklch(80.9% 0.035 291.1)
-
Step 400
400
#9F9BC1
oklch(70.6% 0.055 289.7)
-
Step 500
500
#8883B1
oklch(63.1% 0.069 289.3)
-
Step 600
600
#726C9D
oklch(55.6% 0.075 289.3)
-
Step 700
700
#605A86
oklch(49.2% 0.07 289.8)
-
Step 800
800
#4E4A6D
oklch(42.8% 0.057 289)
-
Step 900
900
#413E58
oklch(37.8% 0.044 289.4)
-
Step 950
950 (this color)
#100E1C
oklch(17.4% 0.029 289.6)
#100E1C 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) | #0A101D | 0.012 |
| Deuteranopia (no green cones) | #0A0F1C | 0.012 |
| Tritanopia (no blue cones) | #0D1113 | 0.026 |
| Achromatopsia (no color) | #101010 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #100E1C
#100E1C
oklch(17.4% 0.029 289.6)
- #111103
#111103
oklch(17.3% 0.029 109.1)
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 #100E1C, 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 0.038
- Rich Black #0D1B2A ΔE 0.049
- Midnight #03012D ΔE 0.069
- Very Dark Brown #1D0200 ΔE 0.071
- Dark Navy Blue #00022E ΔE 0.072
- Dark Navy #000435 ΔE 0.072
- Very Dark Blue #000133 ΔE 0.078
Use #100E1C 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.