#215690
Closest named color: Dusk Blue (#26538D). oklch(44.9% 0.11 253.2), rgb(33, 86, 144).
Aa
White text reads best on this color (7.50:1).
About this color
#215690 is a dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.110 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.009 away. White text reads best on it, at 7.50:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.79:1 |
| White text | 7.50:1 |
Values
| HEX | #215690 |
| RGB | rgb(33, 86, 144) |
| HSL | hsl(211, 63%, 35%) |
| OKLCH | oklch(44.9% 0.11 253.2) |
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 #215690 | 7.50:1 | AAA | Lc -90.6 | Preferred for body text |
| Black text on #215690 | 2.79:1 | Fails | Lc 18.3 | Dividers and decoration only |
| #215690 text on white | 7.50:1 | AAA | Lc 85.7 | Fine for body text |
| #215690 text on black | 2.79:1 | Fails | Lc -16.3 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C9DBF1
oklch(88.5% 0.036 253.5)
-
Step 300
300
#A4C4EA
oklch(81% 0.064 253)
-
Step 400
400
#71A4E0
oklch(70.7% 0.104 253.2)
-
Step 500
500
#4A8CD7
oklch(63.1% 0.132 253.2)
-
Step 600
600
#2A74C4
oklch(55.5% 0.144 253.4)
-
Step 700
700
#1C61AA
oklch(49% 0.134 253.5)
-
Step 800
800 (this color)
#215690
oklch(44.9% 0.11 253.2)
-
Step 900
900
#1C436E
oklch(37.8% 0.086 253)
-
Step 950
950
#122740
oklch(26.9% 0.054 254)
#215690 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) | #3B5A92 | 0.029 |
| Deuteranopia (no green cones) | #29508F | 0.017 |
| Tritanopia (no blue cones) | #00646C | 0.084 |
| Achromatopsia (no color) | #555555 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #215690
#215690
oklch(44.9% 0.11 253.2)
- #744B00
#744B00
oklch(44.8% 0.095 73.4)
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 #215690, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.009
- Light Navy Blue #2E5A88 ΔE 0.023
- Light Navy #155084 ΔE 0.027
- Deep Sea Blue #015482 ΔE 0.030
- Denim Blue #3B5B92 ΔE 0.031
- Cobalt #1E488F ΔE 0.041
- Peacock Blue #016795 ΔE 0.049
- Denim #3B638C ΔE 0.050
Use #215690 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.