#0E172E
Closest named color: Rich Black (#0D1B2A). oklch(21% 0.048 266.3), rgb(14, 23, 46).
Aa
White text reads best on this color (17.78:1).
About this color
#0E172E is a very dark, muted blue. In OKLCH its lightness is 21%, its chroma 0.048 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.018 away. White text reads best on it, at 17.78:1.
| Hue family | Blues |
| Lightness | very dark (21%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.18:1 |
| White text | 17.78:1 |
Values
| HEX | #0E172E |
| RGB | rgb(14, 23, 46) |
| HSL | hsl(223, 53%, 12%) |
| OKLCH | oklch(21% 0.048 266.3) |
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 #0E172E | 17.78:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #0E172E | 1.18:1 | Fails | Lc 0.0 | Not readable |
| #0E172E text on white | 17.78:1 | AAA | Lc 104.5 | Preferred for body text |
| #0E172E text on black | 1.18:1 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200
#CFD9EF
oklch(88.4% 0.032 266.1)
-
Step 300
300
#B0C0E6
oklch(80.8% 0.057 267.2)
-
Step 400
400
#869FDA
oklch(70.6% 0.091 266.4)
-
Step 500
500
#6987CF
oklch(63.2% 0.114 266)
-
Step 600
600
#516FBC
oklch(55.5% 0.125 266.4)
-
Step 700
700
#425DA2
oklch(49.2% 0.115 266.2)
-
Step 800
800
#364C84
oklch(42.7% 0.097 266.2)
-
Step 900
900
#2F4069
oklch(37.8% 0.074 265.9)
-
Step 950
950 (this color)
#0E172E
oklch(21% 0.048 266.3)
#0E172E 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) | #0D192F | 0.007 |
| Deuteranopia (no green cones) | #09162E | 0.008 |
| Tritanopia (no blue cones) | #001C20 | 0.042 |
| Achromatopsia (no color) | #181818 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0E172E
#0E172E
oklch(21% 0.048 266.3)
- #211700
#211700
oklch(21.1% 0.043 87.4)
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 #0E172E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.018
- Dark #1B2431 ΔE 0.052
- Rich Navy #001219 ΔE 0.053
- Navy Blue #001146 ΔE 0.055
- Oxford Blue #1B263B ΔE 0.060
- Jet #212529 ΔE 0.065
- Dark Navy #000435 ΔE 0.069
- Almost Black #070D0D ΔE 0.073
Use #0E172E 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.