#030B2C
Closest named color: Dark Navy (#000435). oklch(16.8% 0.068 265.7), rgb(3, 11, 44).
Aa
White text reads best on this color (19.29:1).
About this color
#030B2C is a very dark, muted blue. In OKLCH its lightness is 17%, its chroma 0.068 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 19.29:1.
| Hue family | Blues |
| Lightness | very dark (17%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Dark Navy (#000435) |
| Black text | 1.08:1 |
| White text | 19.29:1 |
Values
| HEX | #030B2C |
| RGB | rgb(3, 11, 44) |
| HSL | hsl(228, 87%, 9%) |
| OKLCH | oklch(16.8% 0.068 265.7) |
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 #030B2C | 19.29:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #030B2C | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #030B2C text on white | 19.29:1 | AAA | Lc 105.4 | Preferred for body text |
| #030B2C 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
#E2EAFA
oklch(93.6% 0.023 264.5)
-
Step 200
200
#CBD9F8
oklch(88.5% 0.045 266.2)
-
Step 300
300
#A8C0F6
oklch(80.9% 0.081 266)
-
Step 400
400
#7A9EF1
oklch(70.8% 0.129 265.5)
-
Step 500
500
#5983ED
oklch(63.2% 0.166 265.6)
-
Step 600
600
#406ADB
oklch(55.7% 0.179 265.5)
-
Step 700
700
#3257BE
oklch(49.1% 0.168 265.6)
-
Step 800
800
#2A489A
oklch(42.8% 0.139 265.7)
-
Step 900
900
#263D7A
oklch(37.7% 0.108 265.9)
-
Step 950
950 (this color)
#030B2C
oklch(16.8% 0.068 265.7)
#030B2C 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) | #00102D | 0.016 |
| Deuteranopia (no green cones) | #000C2B | 0.007 |
| Tritanopia (no blue cones) | #001419 | 0.055 |
| Achromatopsia (no color) | #0E0E0E | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #030B2C
#030B2C
oklch(16.8% 0.068 265.7)
- #160E00
#160E00
oklch(17% 0.035 86.2)
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 #030B2C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Navy #000435 ΔE 0.029
- Dark Navy Blue #00022E ΔE 0.033
- Midnight #03012D ΔE 0.033
- Very Dark Blue #000133 ΔE 0.036
- Rich Navy #001219 ΔE 0.050
- Navy Blue #001146 ΔE 0.054
- Night Blue #040348 ΔE 0.056
- Rich Black #0D1B2A ΔE 0.061
Use #030B2C 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.