#0E172D
Closest named color: Rich Black (#0D1B2A). oklch(20.9% 0.046 265.8), rgb(14, 23, 45).
Aa
White text reads best on this color (17.80:1).
About this color
#0E172D is a very dark, muted blue. In OKLCH its lightness is 21%, its chroma 0.046 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.017 away. White text reads best on it, at 17.80:1.
| Hue family | Blues |
| Lightness | very dark (21%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.17:1 |
| White text | 17.80:1 |
Values
| HEX | #0E172D |
| RGB | rgb(14, 23, 45) |
| HSL | hsl(223, 53%, 12%) |
| OKLCH | oklch(20.9% 0.046 265.8) |
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 #0E172D | 17.80:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #0E172D | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #0E172D text on white | 17.80:1 | AAA | Lc 104.5 | Preferred for body text |
| #0E172D text on black | 1.17:1 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200
#D0D9EE
oklch(88.5% 0.031 267.2)
-
Step 300
300
#B0C1E5
oklch(81% 0.054 265.2)
-
Step 400
400
#87A0D7
oklch(70.8% 0.086 265.4)
-
Step 500
500
#6987CD
oklch(63.1% 0.111 265.7)
-
Step 600
600
#5170BA
oklch(55.6% 0.121 265.5)
-
Step 700
700
#425DA0
oklch(49% 0.112 265.9)
-
Step 800
800
#374C82
oklch(42.7% 0.094 266.5)
-
Step 900
900
#2F4068
oklch(37.7% 0.072 265.6)
-
Step 950
950 (this color)
#0E172D
oklch(20.9% 0.046 265.8)
#0E172D 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) | #0E192E | 0.007 |
| Deuteranopia (no green cones) | #0A162D | 0.007 |
| Tritanopia (no blue cones) | #011C1F | 0.042 |
| Achromatopsia (no color) | #181818 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0E172D
#0E172D
oklch(20.9% 0.046 265.8)
- #211600
#211600
oklch(20.9% 0.043 84.6)
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 #0E172D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.017
- Rich Navy #001219 ΔE 0.051
- Dark #1B2431 ΔE 0.052
- Navy Blue #001146 ΔE 0.057
- Oxford Blue #1B263B ΔE 0.060
- Jet #212529 ΔE 0.065
- Dark Navy #000435 ΔE 0.070
- Almost Black #070D0D ΔE 0.071
Use #0E172D 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.