#215680
Closest named color: Deep Sea Blue (#015482). oklch(43.9% 0.089 245.9), rgb(33, 86, 128).
Aa
White text reads best on this color (7.75:1).
About this color
#215680 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.089 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sea Blue (#015482), ΔE 0.018 away. White text reads best on it, at 7.75:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Deep Sea Blue (#015482) |
| Black text | 2.70:1 |
| White text | 7.75:1 |
Values
| HEX | #215680 |
| RGB | rgb(33, 86, 128) |
| HSL | hsl(207, 59%, 32%) |
| OKLCH | oklch(43.9% 0.089 245.9) |
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 #215680 | 7.75:1 | AAA | Lc -91.4 | Preferred for body text |
| Black text on #215680 | 2.70:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #215680 text on white | 7.75:1 | AAA | Lc 86.7 | Fine for body text |
| #215680 text on black | 2.70:1 | Fails | Lc -15.4 | Dividers and decoration only |
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 800.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CADCEC
oklch(88.6% 0.029 244.9)
-
Step 300
300
#A6C5E1
oklch(81% 0.052 245.8)
-
Step 400
400
#74A6D2
oklch(70.7% 0.084 245.9)
-
Step 500
500
#4E8FC6
oklch(63.1% 0.107 246.1)
-
Step 600
600
#2F78B2
oklch(55.5% 0.115 246.1)
-
Step 700
700
#20659A
oklch(49.1% 0.108 246.1)
-
Step 800
800 (this color)
#215680
oklch(43.9% 0.089 245.9)
-
Step 900
900
#1E4564
oklch(37.8% 0.069 245.1)
-
Step 950
950
#13283B
oklch(26.9% 0.045 247.5)
#215680 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) | #435782 | 0.037 |
| Deuteranopia (no green cones) | #364E7F | 0.029 |
| Tritanopia (no blue cones) | #006065 | 0.064 |
| Achromatopsia (no color) | #525252 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #215680
#215680
oklch(43.9% 0.089 245.9)
- #734711
#734711
oklch(44% 0.089 66)
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 #215680, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sea Blue #015482 ΔE 0.018
- Light Navy Blue #2E5A88 ΔE 0.022
- Light Navy #155084 ΔE 0.023
- Dusk Blue #26538D ΔE 0.026
- YInMn Blue #415A77 ΔE 0.040
- Denim Blue #3B5B92 ΔE 0.043
- Denim #3B638C ΔE 0.051
- Dusk #4E5481 ΔE 0.051
Use #215680 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.