#010A29
Closest named color: Dark Navy Blue (#00022E). oklch(16% 0.066 262.5), rgb(1, 10, 41).
Aa
White text reads best on this color (19.50:1).
About this color
#010A29 is a very dark, muted blue. In OKLCH its lightness is 16%, its chroma 0.066 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Navy Blue (#00022E), ΔE 0.029 away. White text reads best on it, at 19.50:1.
| Hue family | Blues |
| Lightness | very dark (16%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Dark Navy Blue (#00022E) |
| Black text | 1.07:1 |
| White text | 19.50:1 |
Values
| HEX | #010A29 |
| RGB | rgb(1, 10, 41) |
| HSL | hsl(227, 95%, 8%) |
| OKLCH | oklch(16% 0.066 262.5) |
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 #010A29 | 19.50:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #010A29 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #010A29 text on white | 19.50:1 | AAA | Lc 105.5 | Preferred for body text |
| #010A29 text on black | 1.07:1 | 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
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAFA
oklch(93.6% 0.023 264.5)
-
Step 200
200
#CADAF7
oklch(88.5% 0.044 262.4)
-
Step 300
300
#A6C1F4
oklch(80.9% 0.078 262.9)
-
Step 400
400
#769FEF
oklch(70.6% 0.126 262.9)
-
Step 500
500
#5285E9
oklch(63% 0.16 262.4)
-
Step 600
600
#386CD8
oklch(55.6% 0.175 262.7)
-
Step 700
700
#2A5ABB
oklch(49.1% 0.162 262.3)
-
Step 800
800
#244A97
oklch(42.7% 0.134 262.5)
-
Step 900
900
#223F78
oklch(37.8% 0.103 262.3)
-
Step 950
950 (this color)
#010A29
oklch(16% 0.066 262.5)
#010A29 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) | #000F2A | 0.016 |
| Deuteranopia (no green cones) | #000A28 | 0.003 |
| Tritanopia (no blue cones) | #001217 | 0.051 |
| Achromatopsia (no color) | #0C0C0C | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #010A29
#010A29
oklch(16% 0.066 262.5)
- #140C00
#140C00
oklch(16.1% 0.033 84.4)
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 #010A29, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Navy Blue #00022E ΔE 0.029
- Dark Navy #000435 ΔE 0.029
- Midnight #03012D ΔE 0.030
- Very Dark Blue #000133 ΔE 0.034
- Rich Navy #001219 ΔE 0.048
- Navy Blue #001146 ΔE 0.062
- Night Blue #040348 ΔE 0.062
- Almost Black #070D0D ΔE 0.063
Use #010A29 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.