#102755
Closest named color: Marine (#042E60). oklch(28.4% 0.089 262.3), rgb(16, 39, 85).
Aa
White text reads best on this color (14.54:1).
About this color
#102755 is a dark, moderately saturated blue. In OKLCH its lightness is 28%, its chroma 0.089 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.027 away. White text reads best on it, at 14.54:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.44:1 |
| White text | 14.54:1 |
Values
| HEX | #102755 |
| RGB | rgb(16, 39, 85) |
| HSL | hsl(220, 68%, 20%) |
| OKLCH | oklch(28.4% 0.089 262.3) |
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 #102755 | 14.54:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #102755 | 1.44:1 | Fails | Lc 0.0 | Not readable |
| #102755 text on white | 14.54:1 | AAA | Lc 101.1 | Preferred for body text |
| #102755 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
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#DFEAFF
oklch(93.5% 0.031 263.5)
-
Step 200
200
#C5DAFF
oklch(88.5% 0.056 261.8)
-
Step 300
300
#9FC1FF
oklch(80.9% 0.096 262.2)
-
Step 400
400
#6B9EFF
oklch(70.7% 0.153 262.2)
-
Step 500
500
#4382FF
oklch(63.2% 0.197 262.2)
-
Step 600
600
#1A63F8
oklch(55.5% 0.233 262.3)
-
Step 700
700
#0D51D9
oklch(49.2% 0.217 262.3)
-
Step 800
800
#0F43AF
oklch(42.6% 0.18 262.4)
-
Step 900
900
#143B8A
oklch(37.8% 0.139 262.2)
-
Step 950
950 (this color)
#102755
oklch(28.4% 0.089 262.3)
#102755 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) | #0C2C57 | 0.015 |
| Deuteranopia (no green cones) | #002654 | 0.015 |
| Tritanopia (no blue cones) | #00323A | 0.069 |
| Achromatopsia (no color) | #292929 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #102755
#102755
oklch(28.4% 0.089 262.3)
- #382600
#382600
oklch(28.3% 0.058 81.5)
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 #102755, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.027
- Prussian Blue #1D3557 ΔE 0.049
- Oxford Blue #1B263B ΔE 0.049
- Space Cadet #2B2D42 ΔE 0.058
- Midnight Blue #191970 ΔE 0.059
- Marine Blue #01386A ΔE 0.059
- Dark #1B2431 ΔE 0.066
- Gunmetal #293241 ΔE 0.067
Use #102755 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.