#102756
Closest named color: Marine (#042E60). oklch(28.5% 0.09 262.5), rgb(16, 39, 86).
Aa
White text reads best on this color (14.51:1).
About this color
#102756 is a dark, moderately saturated blue. In OKLCH its lightness is 29%, its chroma 0.090 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.026 away. White text reads best on it, at 14.51:1.
| Hue family | Blues |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.44:1 |
| White text | 14.51:1 |
Values
| HEX | #102756 |
| RGB | rgb(16, 39, 86) |
| HSL | hsl(220, 69%, 20%) |
| OKLCH | oklch(28.5% 0.09 262.5) |
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 #102756 | 14.51:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #102756 | 1.44:1 | Fails | Lc 0.0 | Not readable |
| #102756 text on white | 14.51:1 | AAA | Lc 101.0 | Preferred for body text |
| #102756 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
#C6DAFF
oklch(88.5% 0.056 262.8)
-
Step 300
300
#A0C1FF
oklch(80.9% 0.095 262.7)
-
Step 400
400
#6C9EFF
oklch(70.7% 0.152 262.5)
-
Step 500
500
#4481FF
oklch(63% 0.198 262.7)
-
Step 600
600
#1A62FB
oklch(55.6% 0.238 262.6)
-
Step 700
700
#0D50DB
oklch(49.2% 0.221 262.5)
-
Step 800
800
#0E43B1
oklch(42.8% 0.183 262.5)
-
Step 900
900
#133A8C
oklch(37.7% 0.143 262.6)
-
Step 950
950 (this color)
#102756
oklch(28.5% 0.09 262.5)
#102756 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) | #0A2D58 | 0.018 |
| Deuteranopia (no green cones) | #002655 | 0.015 |
| Tritanopia (no blue cones) | #00323A | 0.071 |
| Achromatopsia (no color) | #292929 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #102756
#102756
oklch(28.5% 0.09 262.5)
- #382700
#382700
oklch(28.5% 0.059 83.4)
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 #102756, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.026
- Prussian Blue #1D3557 ΔE 0.049
- Oxford Blue #1B263B ΔE 0.050
- Midnight Blue #191970 ΔE 0.057
- Marine Blue #01386A ΔE 0.058
- Space Cadet #2B2D42 ΔE 0.059
- Gunmetal #293241 ΔE 0.068
- Dark #1B2431 ΔE 0.068
Use #102756 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.