#050F2B
Closest named color: Dark Navy (#000435). oklch(17.9% 0.059 264.8), rgb(5, 15, 43).
Aa
White text reads best on this color (18.92:1).
About this color
#050F2B is a very dark, muted blue. In OKLCH its lightness is 18%, its chroma 0.059 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Navy (#000435), ΔE 0.041 away. White text reads best on it, at 18.92:1.
| Hue family | Blues |
| Lightness | very dark (18%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Dark Navy (#000435) |
| Black text | 1.10:1 |
| White text | 18.92:1 |
Values
| HEX | #050F2B |
| RGB | rgb(5, 15, 43) |
| HSL | hsl(224, 79%, 9%) |
| OKLCH | oklch(17.9% 0.059 264.8) |
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 #050F2B | 18.92:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #050F2B | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #050F2B text on white | 18.92:1 | AAA | Lc 105.2 | Preferred for body text |
| #050F2B text on black | 1.10:1 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF8
oklch(93.6% 0.02 264.5)
-
Step 200
200
#CDD9F4
oklch(88.5% 0.039 266.5)
-
Step 300
300
#AAC1EF
oklch(81% 0.07 264.1)
-
Step 400
400
#7E9FE7
oklch(70.7% 0.112 264.9)
-
Step 500
500
#5E85E0
oklch(63.1% 0.144 265.1)
-
Step 600
600
#456DCD
oklch(55.6% 0.155 264.8)
-
Step 700
700
#375BB2
oklch(49.2% 0.144 264.7)
-
Step 800
800
#2E4A90
oklch(42.6% 0.12 265.3)
-
Step 900
900
#283F73
oklch(37.7% 0.094 264.4)
-
Step 950
950 (this color)
#050F2B
oklch(17.9% 0.059 264.8)
#050F2B 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) | #01132C | 0.014 |
| Deuteranopia (no green cones) | #000F2A | 0.010 |
| Tritanopia (no blue cones) | #00161B | 0.047 |
| Achromatopsia (no color) | #111111 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #050F2B
#050F2B
oklch(17.9% 0.059 264.8)
- #191000
#191000
oklch(18% 0.037 85.1)
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 #050F2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Navy #000435 ΔE 0.041
- Rich Navy #001219 ΔE 0.043
- Rich Black #0D1B2A ΔE 0.047
- Dark Navy Blue #00022E ΔE 0.047
- Midnight #03012D ΔE 0.047
- Very Dark Blue #000133 ΔE 0.050
- Navy Blue #001146 ΔE 0.053
- Night Blue #040348 ΔE 0.062
Use #050F2B 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.