#100D26
Closest named color: Rich Navy (#001219). oklch(17.9% 0.05 285.7), rgb(16, 13, 38).
Aa
White text reads best on this color (18.96:1).
About this color
#100D26 is a very dark, muted purple. In OKLCH its lightness is 18%, its chroma 0.050 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.046 away. White text reads best on it, at 18.96:1.
| Hue family | Purples |
| Lightness | very dark (18%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.10:1 |
| White text | 18.96:1 |
Values
| HEX | #100D26 |
| RGB | rgb(16, 13, 38) |
| HSL | hsl(247, 49%, 10%) |
| OKLCH | oklch(17.9% 0.05 285.7) |
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 #100D26 | 18.96:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #100D26 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #100D26 text on white | 18.96:1 | AAA | Lc 105.3 | Preferred for body text |
| #100D26 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E8E8F5
oklch(93.5% 0.017 286.1)
-
Step 200
200
#D7D7EE
oklch(88.6% 0.031 285.7)
-
Step 300
300
#BCBCE6
oklch(80.9% 0.059 285)
-
Step 400
400
#9B98D9
oklch(70.7% 0.094 285.8)
-
Step 500
500
#837DCF
oklch(63% 0.121 285.7)
-
Step 600
600
#6E65BC
oklch(55.6% 0.132 286)
-
Step 700
700
#5C54A2
oklch(49.2% 0.122 285.7)
-
Step 800
800
#4B4583
oklch(42.7% 0.1 285.7)
-
Step 900
900
#3E3A69
oklch(37.6% 0.079 285.8)
-
Step 950
950 (this color)
#100D26
oklch(17.9% 0.05 285.7)
#100D26 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) | #031127 | 0.025 |
| Deuteranopia (no green cones) | #031025 | 0.025 |
| Tritanopia (no blue cones) | #091217 | 0.042 |
| Achromatopsia (no color) | #101010 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #100D26
#100D26
oklch(17.9% 0.05 285.7)
- #141200
#141200
oklch(17.9% 0.038 104.7)
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 #100D26, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.046
- Rich Black #0D1B2A ΔE 0.048
- Midnight #03012D ΔE 0.056
- Dark Navy #000435 ΔE 0.056
- Almost Black #070D0D ΔE 0.057
- Dark Navy Blue #00022E ΔE 0.060
- Very Dark Blue #000133 ΔE 0.063
- Navy Blue #001146 ΔE 0.067
Use #100D26 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.