#565EC9
Closest named color: Iris (#6258C4). oklch(53.3% 0.164 276.1), rgb(86, 94, 201).
Aa
White text reads best on this color (5.46:1).
About this color
#565EC9 is a medium-dark, vivid blue. In OKLCH its lightness is 53%, its chroma 0.164 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.022 away. White text reads best on it, at 5.46:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.164) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.84:1 |
| White text | 5.46:1 |
Values
| HEX | #565EC9 |
| RGB | rgb(86, 94, 201) |
| HSL | hsl(236, 52%, 56%) |
| OKLCH | oklch(53.3% 0.164 276.1) |
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 #565EC9 | 5.46:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #565EC9 | 3.84:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #565EC9 text on white | 5.46:1 | AA | Lc 77.0 | Fine for body text |
| #565EC9 text on black | 3.84:1 | AA large text | Lc -24.8 | 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 600.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D1D7F5
oklch(88.4% 0.042 276.6)
-
Step 300
300
#B3BDF1
oklch(80.9% 0.074 276.1)
-
Step 400
400
#8D9AEA
oklch(70.8% 0.118 275.9)
-
Step 500
500
#727EE3
oklch(63% 0.151 276.1)
-
Step 600
600 (this color)
#565EC9
oklch(53.3% 0.164 276.1)
-
Step 700
700
#4C53B5
oklch(49% 0.153 276.1)
-
Step 800
800
#3E4592
oklch(42.7% 0.125 275.8)
-
Step 900
900
#353B75
oklch(37.8% 0.098 276.2)
-
Step 950
950
#1F2344
oklch(27.1% 0.061 276.3)
#565EC9 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) | #1D6ECD | 0.059 |
| Deuteranopia (no green cones) | #0065C7 | 0.063 |
| Tritanopia (no blue cones) | #0C778A | 0.145 |
| Achromatopsia (no color) | #696969 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #565EC9
#565EC9
oklch(53.3% 0.164 276.1)
- #806B00
#806B00
oklch(53.2% 0.109 95.4)
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 #565EC9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.022
- Dark Periwinkle #665FD1 ΔE 0.027
- Slate Blue #6A5ACD ΔE 0.031
- Light Indigo #6D5ACF ΔE 0.036
- Warm Blue #4B57DB ΔE 0.037
- Royal Blue #4169E1 ΔE 0.047
- Neon Blue #4361EE ΔE 0.060
- French Blue #436BAD ΔE 0.063
Use #565EC9 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.