#030E18
Closest named color: Rich Navy (#001219). oklch(15.8% 0.028 243.5), rgb(3, 14, 24).
Aa
White text reads best on this color (19.44:1).
About this color
#030E18 is a very dark close to neutral grey. In OKLCH its lightness is 16%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Rich Navy (#001219), ΔE 0.016 away. White text reads best on it, at 19.44:1.
| Hue family | Neutrals |
| Lightness | very dark (16%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.07:1 |
| White text | 19.44:1 |
Values
| HEX | #030E18 |
| RGB | rgb(3, 14, 24) |
| HSL | hsl(209, 78%, 5%) |
| OKLCH | oklch(15.8% 0.028 243.5) |
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 #030E18 | 19.44:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #030E18 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #030E18 text on white | 19.44:1 | AAA | Lc 105.6 | Preferred for body text |
| #030E18 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBF0
oklch(93.7% 0.009 242.8)
-
Step 200
200
#CFDBE5
oklch(88.5% 0.019 243)
-
Step 300
300
#AFC4D5
oklch(81% 0.033 242.4)
-
Step 400
400
#84A5C0
oklch(70.7% 0.054 243.3)
-
Step 500
500
#658FB0
oklch(63.2% 0.068 242.8)
-
Step 600
600
#4B789C
oklch(55.5% 0.075 243.9)
-
Step 700
700
#3C6585
oklch(49.1% 0.069 243.4)
-
Step 800
800
#32536C
oklch(42.8% 0.057 242.4)
-
Step 900
900
#2C4458
oklch(37.6% 0.046 244.6)
-
Step 950
950 (this color)
#030E18
oklch(15.8% 0.028 243.5)
#030E18 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) | #0A0E18 | 0.014 |
| Deuteranopia (no green cones) | #070C18 | 0.011 |
| Tritanopia (no blue cones) | #001011 | 0.021 |
| Achromatopsia (no color) | #0D0D0D | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #030E18
#030E18
oklch(15.8% 0.028 243.5)
- #150A02
#150A02
oklch(15.8% 0.028 64.8)
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 #030E18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.016
- Almost Black #070D0D ΔE 0.024
- Rich Black #0D1B2A ΔE 0.060
- Dark Navy Blue #00022E ΔE 0.066
- Midnight #03012D ΔE 0.066
- Dark Navy #000435 ΔE 0.070
- Very Dark Blue #000133 ΔE 0.073
- Very Dark Brown #1D0200 ΔE 0.080
Use #030E18 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.