#4564C4
Closest named color: Mid Blue (#276AB3). oklch(53.1% 0.154 267.5), rgb(69, 100, 196).
Aa
White text reads best on this color (5.42:1).
About this color
#4564C4 is a medium-dark, vivid blue. In OKLCH its lightness is 53%, its chroma 0.154 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.042 away. White text reads best on it, at 5.42:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.154) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.87:1 |
| White text | 5.42:1 |
Values
| HEX | #4564C4 |
| RGB | rgb(69, 100, 196) |
| HSL | hsl(225, 52%, 52%) |
| OKLCH | oklch(53.1% 0.154 267.5) |
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 #4564C4 | 5.42:1 | AA | Lc -82.1 | Fine for body text |
| Black text on #4564C4 | 3.87:1 | AA large text | Lc 27.3 | Dividers and decoration only |
| #4564C4 text on white | 5.42:1 | AA | Lc 76.7 | Fine for body text |
| #4564C4 text on black | 3.87:1 | AA large text | Lc -25.0 | 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
#E4EAF8
oklch(93.7% 0.02 267.3)
-
Step 200
200
#CED9F3
oklch(88.5% 0.038 267.3)
-
Step 300
300
#ADC0EE
oklch(80.9% 0.069 267.3)
-
Step 400
400
#829EE6
oklch(70.7% 0.111 267.3)
-
Step 500
500
#6484DF
oklch(63.1% 0.142 267.6)
-
Step 600
600 (this color)
#4564C4
oklch(53.1% 0.154 267.5)
-
Step 700
700
#3D59B1
oklch(49% 0.144 267.6)
-
Step 800
800
#32498F
oklch(42.6% 0.119 267.5)
-
Step 900
900
#2C3E72
oklch(37.7% 0.092 267.5)
-
Step 950
950
#1A2543
oklch(27.1% 0.058 267.3)
#4564C4 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) | #3070C8 | 0.033 |
| Deuteranopia (no green cones) | #1164C2 | 0.039 |
| Tritanopia (no blue cones) | #007A8A | 0.129 |
| Achromatopsia (no color) | #6A6A6A | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4564C4
#4564C4
oklch(53.1% 0.154 267.5)
- #876700
#876700
oklch(53.1% 0.109 87.2)
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 #4564C4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.042
- French Blue #436BAD ΔE 0.044
- Iris #6258C4 ΔE 0.045
- Royal Blue #4169E1 ΔE 0.045
- Dark Periwinkle #665FD1 ΔE 0.049
- Warm Blue #4B57DB ΔE 0.049
- Slate Blue #6A5ACD ΔE 0.055
- Windows Blue #3778BF ΔE 0.056
Use #4564C4 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.