#010B24
Closest named color: Dark Navy Blue (#00022E). oklch(15.7% 0.056 259.9), rgb(1, 11, 36).
Aa
White text reads best on this color (19.54:1).
About this color
#010B24 is a very dark, muted blue. In OKLCH its lightness is 16%, its chroma 0.056 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Navy Blue (#00022E), ΔE 0.037 away. White text reads best on it, at 19.54:1.
| Hue family | Blues |
| Lightness | very dark (16%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Dark Navy Blue (#00022E) |
| Black text | 1.07:1 |
| White text | 19.54:1 |
Values
| HEX | #010B24 |
| RGB | rgb(1, 11, 36) |
| HSL | hsl(223, 95%, 7%) |
| OKLCH | oklch(15.7% 0.056 259.9) |
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 #010B24 | 19.54:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #010B24 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #010B24 text on white | 19.54:1 | AAA | Lc 105.6 | Preferred for body text |
| #010B24 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF7
oklch(93.5% 0.02 260.2)
-
Step 200
200
#CBDAF2
oklch(88.5% 0.037 259.8)
-
Step 300
300
#A8C2EC
oklch(80.9% 0.066 259.9)
-
Step 400
400
#79A1E3
oklch(70.6% 0.107 260.1)
-
Step 500
500
#5688DB
oklch(63% 0.137 260)
-
Step 600
600
#3B71C8
oklch(55.6% 0.147 259.5)
-
Step 700
700
#2E5EAD
oklch(49.1% 0.137 259.9)
-
Step 800
800
#274D8C
oklch(42.7% 0.113 259.9)
-
Step 900
900
#244170
oklch(37.8% 0.088 259.6)
-
Step 950
950 (this color)
#010B24
oklch(15.7% 0.056 259.9)
#010B24 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) | #000E25 | 0.010 |
| Deuteranopia (no green cones) | #000A24 | 0.005 |
| Tritanopia (no blue cones) | #001115 | 0.043 |
| Achromatopsia (no color) | #0C0C0C | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #010B24
#010B24
oklch(15.7% 0.056 259.9)
- #140B00
#140B00
oklch(15.8% 0.033 80.4)
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 #010B24, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Navy Blue #00022E ΔE 0.037
- Midnight #03012D ΔE 0.038
- Rich Navy #001219 ΔE 0.038
- Dark Navy #000435 ΔE 0.040
- Very Dark Blue #000133 ΔE 0.044
- Almost Black #070D0D ΔE 0.053
- Rich Black #0D1B2A ΔE 0.064
- Navy Blue #001146 ΔE 0.070
Use #010B24 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.