#102A46
Closest named color: Oxford Blue (#1B263B). oklch(28.1% 0.061 252.3), rgb(16, 42, 70).
Aa
White text reads best on this color (14.56:1).
About this color
#102A46 is a dark, muted blue. In OKLCH its lightness is 28%, its chroma 0.061 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.024 away. White text reads best on it, at 14.56:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.44:1 |
| White text | 14.56:1 |
Values
| HEX | #102A46 |
| RGB | rgb(16, 42, 70) |
| HSL | hsl(211, 63%, 17%) |
| OKLCH | oklch(28.1% 0.061 252.3) |
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 #102A46 | 14.56:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #102A46 | 1.44:1 | Fails | Lc 0.0 | Not readable |
| #102A46 text on white | 14.56:1 | AAA | Lc 101.2 | Preferred for body text |
| #102A46 text on black | 1.44:1 | 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
#E0EBF8
oklch(93.6% 0.021 252.5)
-
Step 200
200
#C7DBF4
oklch(88.4% 0.041 254)
-
Step 300
300
#9FC4EF
oklch(80.9% 0.073 252.5)
-
Step 400
400
#69A4E7
oklch(70.6% 0.117 252.6)
-
Step 500
500
#3D8CDF
oklch(63.1% 0.147 252.2)
-
Step 600
600
#1274CD
oklch(55.6% 0.16 252.3)
-
Step 700
700
#0061B1
oklch(49.1% 0.148 252.3)
-
Step 800
800
#085090
oklch(42.8% 0.123 252.1)
-
Step 900
900
#134373
oklch(37.8% 0.096 252)
-
Step 950
950 (this color)
#102A46
oklch(28.1% 0.061 252.3)
#102A46 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) | #1D2C47 | 0.018 |
| Deuteranopia (no green cones) | #162745 | 0.011 |
| Tritanopia (no blue cones) | #003134 | 0.049 |
| Achromatopsia (no color) | #292929 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #102A46
#102A46
oklch(28.1% 0.061 252.3)
- #3B2300
#3B2300
oklch(28% 0.06 71.5)
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 #102A46, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.024
- Dark #1B2431 ΔE 0.040
- Space Cadet #2B2D42 ΔE 0.041
- Marine #042E60 ΔE 0.047
- Gunmetal #293241 ΔE 0.047
- Prussian Blue #1D3557 ΔE 0.048
- Jet #212529 ΔE 0.055
- Midnight Green #073B4C ΔE 0.056
Use #102A46 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.