#001330
Closest named color: Rich Black (#0D1B2A). oklch(19.1% 0.065 255.8), rgb(0, 19, 48).
Aa
White text reads best on this color (18.48:1).
About this color
#001330 is a very dark, muted blue. In OKLCH its lightness is 19%, its chroma 0.065 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.040 away. White text reads best on it, at 18.48:1.
| Hue family | Blues |
| Lightness | very dark (19%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.13:1 |
| White text | 18.48:1 |
Values
| HEX | #001330 |
| RGB | rgb(0, 19, 48) |
| HSL | hsl(216, 100%, 9%) |
| OKLCH | oklch(19.1% 0.065 255.8) |
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 #001330 | 18.48:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #001330 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #001330 text on white | 18.48:1 | AAA | Lc 104.9 | Preferred for body text |
| #001330 text on black | 1.13:1 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF9
oklch(93.6% 0.022 254.4)
-
Step 200
200
#C7DBF6
oklch(88.5% 0.043 255.9)
-
Step 300
300
#A0C3F2
oklch(80.8% 0.077 255.9)
-
Step 400
400
#6BA3EC
oklch(70.7% 0.123 255.5)
-
Step 500
500
#418AE6
oklch(63.2% 0.157 255.6)
-
Step 600
600
#1D71D4
oklch(55.6% 0.171 255.9)
-
Step 700
700
#0D5EB8
oklch(49.1% 0.159 255.9)
-
Step 800
800
#114D95
oklch(42.6% 0.132 256.2)
-
Step 900
900
#174176
oklch(37.7% 0.102 256)
-
Step 950
950 (this color)
#001330
oklch(19.1% 0.065 255.8)
#001330 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) | #031631 | 0.012 |
| Deuteranopia (no green cones) | #00112F | 0.007 |
| Tritanopia (no blue cones) | #001A1F | 0.047 |
| Achromatopsia (no color) | #141414 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #001330
#001330
oklch(19.1% 0.065 255.8)
- #1E1100
#1E1100
oklch(19.1% 0.04 76.2)
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 #001330, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.040
- Navy Blue #001146 ΔE 0.043
- Dark Navy #000435 ΔE 0.045
- Rich Navy #001219 ΔE 0.048
- Dark Navy Blue #00022E ΔE 0.055
- Very Dark Blue #000133 ΔE 0.056
- Midnight #03012D ΔE 0.058
- Night Blue #040348 ΔE 0.058
Use #001330 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.