#0A2650
Closest named color: Marine (#042E60). oklch(27.5% 0.084 258.8), rgb(10, 38, 80).
Aa
White text reads best on this color (14.93:1).
About this color
#0A2650 is a dark, moderately saturated blue. In OKLCH its lightness is 28%, its chroma 0.084 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.035 away. White text reads best on it, at 14.93:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.40:1 |
| White text | 14.93:1 |
Values
| HEX | #0A2650 |
| RGB | rgb(10, 38, 80) |
| HSL | hsl(216, 78%, 18%) |
| OKLCH | oklch(27.5% 0.084 258.8) |
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 #0A2650 | 14.93:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #0A2650 | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #0A2650 text on white | 14.93:1 | AAA | Lc 101.5 | Preferred for body text |
| #0A2650 text on black | 1.40:1 | 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
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DEEBFE
oklch(93.6% 0.029 257.8)
-
Step 200
200
#C3DBFE
oklch(88.5% 0.055 257.7)
-
Step 300
300
#9BC2FF
oklch(80.8% 0.097 259.2)
-
Step 400
400
#62A0FF
oklch(70.7% 0.154 258.7)
-
Step 500
500
#3284FF
oklch(63.1% 0.199 258.9)
-
Step 600
600
#006AEC
oklch(55.5% 0.213 258.8)
-
Step 700
700
#0059C8
oklch(49.1% 0.188 258.7)
-
Step 800
800
#0048A6
oklch(42.6% 0.164 258.9)
-
Step 900
900
#0A3D86
oklch(37.6% 0.133 258.9)
-
Step 950
950 (this color)
#0A2650
oklch(27.5% 0.084 258.8)
#0A2650 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) | #0E2A52 | 0.014 |
| Deuteranopia (no green cones) | #00244F | 0.012 |
| Tritanopia (no blue cones) | #003037 | 0.064 |
| Achromatopsia (no color) | #272727 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A2650
#0A2650
oklch(27.5% 0.084 258.8)
- #372400
#372400
oklch(27.7% 0.057 79)
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 #0A2650, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.035
- Oxford Blue #1B263B ΔE 0.042
- Prussian Blue #1D3557 ΔE 0.055
- Space Cadet #2B2D42 ΔE 0.059
- Dark #1B2431 ΔE 0.059
- Midnight Blue #191970 ΔE 0.067
- Marine Blue #01386A ΔE 0.067
- Navy Blue #001146 ΔE 0.067
Use #0A2650 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.