#091F46
Closest named color: Oxford Blue (#1B263B). oklch(24.8% 0.079 260.8), rgb(9, 31, 70).
Aa
White text reads best on this color (16.20:1).
About this color
#091F46 is a very dark, moderately saturated blue. In OKLCH its lightness is 25%, its chroma 0.079 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.042 away. White text reads best on it, at 16.20:1.
| Hue family | Blues |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.29:1 |
| White text | 16.20:1 |
Values
| HEX | #091F46 |
| RGB | rgb(9, 31, 70) |
| HSL | hsl(218, 77%, 15%) |
| OKLCH | oklch(24.8% 0.079 260.8) |
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 #091F46 | 16.20:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #091F46 | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #091F46 text on white | 16.20:1 | AAA | Lc 102.9 | Preferred for body text |
| #091F46 text on black | 1.29:1 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EBFC
oklch(93.7% 0.026 259)
-
Step 200
200
#C6DAFC
oklch(88.4% 0.052 261.1)
-
Step 300
300
#9FC2FD
oklch(81% 0.092 260.7)
-
Step 400
400
#699FFC
oklch(70.6% 0.148 260.7)
-
Step 500
500
#4184FA
oklch(63.2% 0.189 260.8)
-
Step 600
600
#2069E9
oklch(55.5% 0.207 260.9)
-
Step 700
700
#1257CB
oklch(49.2% 0.192 260.8)
-
Step 800
800
#1348A4
oklch(42.8% 0.159 260.8)
-
Step 900
900
#173D82
oklch(37.6% 0.124 261.1)
-
Step 950
950 (this color)
#091F46
oklch(24.8% 0.079 260.8)
#091F46 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) | #082347 | 0.013 |
| Deuteranopia (no green cones) | #001E45 | 0.011 |
| Tritanopia (no blue cones) | #00282F | 0.060 |
| Achromatopsia (no color) | #202020 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #091F46
#091F46
oklch(24.8% 0.079 260.8)
- #2E1E00
#2E1E00
oklch(24.9% 0.051 80.2)
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 #091F46, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.042
- Navy Blue #001146 ΔE 0.045
- Dark #1B2431 ΔE 0.052
- Rich Black #0D1B2A ΔE 0.053
- Dark Indigo #1F0954 ΔE 0.061
- Marine #042E60 ΔE 0.063
- Jet #212529 ΔE 0.071
- Night Blue #040348 ΔE 0.072
Use #091F46 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.