#01020B
Closest named color: Almost Black (#070D0D). oklch(9.2% 0.031 269.2), rgb(1, 2, 11).
Aa
White text reads best on this color (20.69:1).
About this color
#01020B is a very dark, muted blue. In OKLCH its lightness is 9%, its chroma 0.031 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.067 away. White text reads best on it, at 20.69:1.
| Hue family | Blues |
| Lightness | very dark (9%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.01:1 |
| White text | 20.69:1 |
Values
| HEX | #01020B |
| RGB | rgb(1, 2, 11) |
| HSL | hsl(234, 83%, 2%) |
| OKLCH | oklch(9.2% 0.031 269.2) |
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 #01020B | 20.69:1 | AAA | Lc -107.9 | Preferred for body text |
| Black text on #01020B | 1.01:1 | Fails | Lc 0.0 | Not readable |
| #01020B text on white | 20.69:1 | AAA | Lc 106.0 | Preferred for body text |
| #01020B text on black | 1.01:1 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7EAF1
oklch(93.7% 0.01 267.4)
-
Step 200
200
#D3D9E7
oklch(88.5% 0.02 267.3)
-
Step 300
300
#B7C0D9
oklch(80.9% 0.037 269.8)
-
Step 400
400
#92A0C6
oklch(70.8% 0.058 269.1)
-
Step 500
500
#7788B7
oklch(63.1% 0.074 268.9)
-
Step 600
600
#6071A3
oklch(55.6% 0.081 269.3)
-
Step 700
700
#4F5F8C
oklch(49.2% 0.075 268.6)
-
Step 800
800
#414D72
oklch(42.6% 0.064 269.8)
-
Step 900
900
#37405C
oklch(37.6% 0.05 270.2)
-
Step 950
950 (this color)
#01020B
oklch(9.2% 0.031 269.2)
#01020B 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) | #00030B | 0.010 |
| Deuteranopia (no green cones) | #00020B | 0.007 |
| Tritanopia (no blue cones) | #000305 | 0.022 |
| Achromatopsia (no color) | #020202 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01020B
#01020B
oklch(9.2% 0.031 269.2)
- #040200
#040200
oklch(8.9% 0.018 82.3)
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 #01020B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.067
- Midnight #03012D ΔE 0.076
- Dark Navy Blue #00022E ΔE 0.078
- Rich Navy #001219 ΔE 0.081
- Very Dark Blue #000133 ΔE 0.088
- Dark Navy #000435 ΔE 0.094
- Very Dark Brown #1D0200 ΔE 0.096
- Black #000000 ΔE 0.097
Use #01020B 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.