#0A0E31
Closest named color: Dark Navy (#000435). oklch(18.7% 0.069 272.8), rgb(10, 14, 49).
Aa
White text reads best on this color (18.74:1).
About this color
#0A0E31 is a very dark, muted blue. In OKLCH its lightness is 19%, its chroma 0.069 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Navy (#000435), ΔE 0.040 away. White text reads best on it, at 18.74:1.
| Hue family | Blues |
| Lightness | very dark (19%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Dark Navy (#000435) |
| Black text | 1.12:1 |
| White text | 18.74:1 |
Values
| HEX | #0A0E31 |
| RGB | rgb(10, 14, 49) |
| HSL | hsl(234, 66%, 12%) |
| OKLCH | oklch(18.7% 0.069 272.8) |
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 #0A0E31 | 18.74:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #0A0E31 | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #0A0E31 text on white | 18.74:1 | AAA | Lc 105.1 | Preferred for body text |
| #0A0E31 text on black | 1.12:1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4E9FA
oklch(93.5% 0.024 272.8)
-
Step 200
200
#CFD8F8
oklch(88.5% 0.045 273)
-
Step 300
300
#AFBEF6
oklch(81% 0.081 272.8)
-
Step 400
400
#869AF2
oklch(70.8% 0.131 272.9)
-
Step 500
500
#697EED
oklch(63.1% 0.167 272.7)
-
Step 600
600
#5364DB
oklch(55.5% 0.181 272.9)
-
Step 700
700
#4452BE
oklch(49% 0.169 272.9)
-
Step 800
800
#38449A
oklch(42.7% 0.14 273)
-
Step 900
900
#2F3A7A
oklch(37.6% 0.109 272.7)
-
Step 950
950 (this color)
#0A0E31
oklch(18.7% 0.069 272.8)
#0A0E31 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) | #001432 | 0.022 |
| Deuteranopia (no green cones) | #001030 | 0.018 |
| Tritanopia (no blue cones) | #00171D | 0.058 |
| Achromatopsia (no color) | #121212 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A0E31
#0A0E31
oklch(18.7% 0.069 272.8)
- #191200
#191200
oklch(18.6% 0.038 91.7)
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 #0A0E31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Navy #000435 ΔE 0.040
- Navy Blue #001146 ΔE 0.044
- Midnight #03012D ΔE 0.048
- Rich Black #0D1B2A ΔE 0.049
- Dark Navy Blue #00022E ΔE 0.050
- Very Dark Blue #000133 ΔE 0.050
- Night Blue #040348 ΔE 0.051
- Rich Navy #001219 ΔE 0.057
Use #0A0E31 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.