#030A2A
Closest named color: Dark Navy (#000435). oklch(16.3% 0.067 266.2), rgb(3, 10, 42).
Aa
White text reads best on this color (19.43:1).
About this color
#030A2A is a very dark, muted blue. In OKLCH its lightness is 16%, its chroma 0.067 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Navy (#000435), ΔE 0.029 away. White text reads best on it, at 19.43:1.
| Hue family | Blues |
| Lightness | very dark (16%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Dark Navy (#000435) |
| Black text | 1.08:1 |
| White text | 19.43:1 |
Values
| HEX | #030A2A |
| RGB | rgb(3, 10, 42) |
| HSL | hsl(229, 87%, 9%) |
| OKLCH | oklch(16.3% 0.067 266.2) |
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 #030A2A | 19.43:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #030A2A | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #030A2A text on white | 19.43:1 | AAA | Lc 105.5 | Preferred for body text |
| #030A2A text on black | 1.08:1 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E3EAFA
oklch(93.6% 0.023 266.9)
-
Step 200
200
#CCD9F7
oklch(88.5% 0.044 266.9)
-
Step 300
300
#A9C0F4
oklch(80.9% 0.078 266.1)
-
Step 400
400
#7C9EEF
oklch(70.8% 0.125 266)
-
Step 500
500
#5C83EA
oklch(63.1% 0.161 266.3)
-
Step 600
600
#436AD8
oklch(55.6% 0.174 266.1)
-
Step 700
700
#3557BC
oklch(49% 0.164 266.3)
-
Step 800
800
#2C4898
oklch(42.7% 0.135 266.2)
-
Step 900
900
#273D79
oklch(37.6% 0.106 266.3)
-
Step 950
950 (this color)
#030A2A
oklch(16.3% 0.067 266.2)
#030A2A 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) | #000F2B | 0.016 |
| Deuteranopia (no green cones) | #000B29 | 0.007 |
| Tritanopia (no blue cones) | #001218 | 0.051 |
| Achromatopsia (no color) | #0D0D0D | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #030A2A
#030A2A
oklch(16.3% 0.067 266.2)
- #140D00
#140D00
oklch(16.4% 0.033 88.3)
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 #030A2A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Navy #000435 ΔE 0.029
- Midnight #03012D ΔE 0.031
- Dark Navy Blue #00022E ΔE 0.031
- Very Dark Blue #000133 ΔE 0.035
- Rich Navy #001219 ΔE 0.049
- Navy Blue #001146 ΔE 0.059
- Night Blue #040348 ΔE 0.060
- Rich Black #0D1B2A ΔE 0.064
Use #030A2A 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.