#215593
Closest named color: Dusk Blue (#26538D). oklch(44.8% 0.116 254.9), rgb(33, 85, 147).
Aa
White text reads best on this color (7.53:1).
About this color
#215593 is a dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.116 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.011 away. White text reads best on it, at 7.53:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.78:1 |
| White text | 7.53:1 |
Values
| HEX | #215593 |
| RGB | rgb(33, 85, 147) |
| HSL | hsl(213, 63%, 35%) |
| OKLCH | oklch(44.8% 0.116 254.9) |
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 #215593 | 7.53:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #215593 | 2.78:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #215593 text on white | 7.53:1 | AAA | Lc 85.9 | Fine for body text |
| #215593 text on black | 2.78:1 | Fails | Lc -16.2 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C9DBF2
oklch(88.5% 0.037 254.6)
-
Step 300
300
#A4C3EC
oklch(80.9% 0.067 255.5)
-
Step 400
400
#71A3E3
oklch(70.6% 0.109 255)
-
Step 500
500
#4A8BDB
oklch(63.1% 0.138 254.8)
-
Step 600
600
#2B73C8
oklch(55.5% 0.15 255)
-
Step 700
700
#1D60AD
oklch(49% 0.139 254.9)
-
Step 800
800 (this color)
#215593
oklch(44.8% 0.116 254.9)
-
Step 900
900
#1C4270
oklch(37.7% 0.09 254.8)
-
Step 950
950
#112742
oklch(27% 0.058 254.7)
#215593 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) | #375A95 | 0.027 |
| Deuteranopia (no green cones) | #244F92 | 0.017 |
| Tritanopia (no blue cones) | #00646D | 0.088 |
| Achromatopsia (no color) | #545454 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #215593
#215593
oklch(44.8% 0.116 254.9)
- #734C00
#734C00
oklch(44.9% 0.095 75.2)
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 #215593, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.011
- Light Navy Blue #2E5A88 ΔE 0.028
- Light Navy #155084 ΔE 0.030
- Denim Blue #3B5B92 ΔE 0.033
- Deep Sea Blue #015482 ΔE 0.034
- Cobalt #1E488F ΔE 0.038
- Twilight #4E518B ΔE 0.051
- Peacock Blue #016795 ΔE 0.052
Use #215593 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.