#030E1B
Closest named color: Rich Navy (#001219). oklch(16% 0.034 250), rgb(3, 14, 27).
Aa
White text reads best on this color (19.39:1).
About this color
#030E1B is a very dark, muted blue. In OKLCH its lightness is 16%, its chroma 0.034 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.018 away. White text reads best on it, at 19.39:1.
| Hue family | Blues |
| Lightness | very dark (16%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.08:1 |
| White text | 19.39:1 |
Values
| HEX | #030E1B |
| RGB | rgb(3, 14, 27) |
| HSL | hsl(213, 80%, 6%) |
| OKLCH | oklch(16% 0.034 250) |
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 #030E1B | 19.39:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #030E1B | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #030E1B text on white | 19.39:1 | AAA | Lc 105.6 | Preferred for body text |
| #030E1B 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200
#CFDBE8
oklch(88.6% 0.022 250.2)
-
Step 300
300
#AEC3DA
oklch(80.9% 0.04 250.7)
-
Step 400
400
#83A4C7
oklch(70.7% 0.063 250.2)
-
Step 500
500
#638DB9
oklch(63% 0.081 250.3)
-
Step 600
600
#4977A5
oklch(55.6% 0.088 249.7)
-
Step 700
700
#3A648D
oklch(49.1% 0.081 249.3)
-
Step 800
800
#315173
oklch(42.6% 0.068 251.1)
-
Step 900
900
#2B445D
oklch(37.8% 0.053 249.4)
-
Step 950
950 (this color)
#030E1B
oklch(16% 0.034 250)
#030E1B 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) | #080F1C | 0.012 |
| Deuteranopia (no green cones) | #050C1B | 0.008 |
| Tritanopia (no blue cones) | #001113 | 0.025 |
| Achromatopsia (no color) | #0D0D0D | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #030E1B
#030E1B
oklch(16% 0.034 250)
- #160A00
#160A00
oklch(15.9% 0.034 70.9)
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 #030E1B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.018
- Almost Black #070D0D ΔE 0.030
- Rich Black #0D1B2A ΔE 0.058
- Dark Navy Blue #00022E ΔE 0.060
- Midnight #03012D ΔE 0.061
- Dark Navy #000435 ΔE 0.064
- Very Dark Blue #000133 ΔE 0.068
- Very Dark Brown #1D0200 ΔE 0.084
Use #030E1B 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.