#4565D8
Closest named color: Royal Blue (#4169E1). oklch(54.7% 0.18 268.2), rgb(69, 101, 216).
Aa
White text reads best on this color (5.11:1).
About this color
#4565D8 is a medium-dark, vivid blue. In OKLCH its lightness is 55%, its chroma 0.180 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.016 away. White text reads best on it, at 5.11:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.180) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.10:1 |
| White text | 5.11:1 |
Values
| HEX | #4565D8 |
| RGB | rgb(69, 101, 216) |
| HSL | hsl(227, 65%, 56%) |
| OKLCH | oklch(54.7% 0.18 268.2) |
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 #4565D8 | 5.11:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #4565D8 | 4.10:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #4565D8 text on white | 5.11:1 | AA | Lc 74.9 | Content text, not long reading |
| #4565D8 text on black | 4.10:1 | AA large text | Lc -26.8 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E3EAFA
oklch(93.6% 0.023 266.9)
-
Step 200
200
#CCD9F8
oklch(88.5% 0.045 267.4)
-
Step 300
300
#AABFF6
oklch(80.8% 0.082 268.3)
-
Step 400
400
#7E9CF1
oklch(70.6% 0.129 268.2)
-
Step 500
500
#5F81ED
oklch(63.1% 0.166 268.2)
-
Step 600
600 (this color)
#4565D8
oklch(54.7% 0.18 268.2)
-
Step 700
700
#3956BE
oklch(49.2% 0.167 268)
-
Step 800
800
#2F479A
oklch(42.8% 0.139 267.9)
-
Step 900
900
#293C7A
oklch(37.6% 0.108 268.1)
-
Step 950
950
#182448
oklch(27.1% 0.069 267.8)
#4565D8 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) | #1075DC | 0.047 |
| Deuteranopia (no green cones) | #0067D6 | 0.040 |
| Tritanopia (no blue cones) | #008195 | 0.147 |
| Achromatopsia (no color) | #6E6E6E | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4565D8
#4565D8
oklch(54.7% 0.18 268.2)
- #8C6C00
#8C6C00
oklch(54.8% 0.112 88.1)
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 #4565D8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.016
- Warm Blue #4B57DB ΔE 0.033
- Neon Blue #4361EE ΔE 0.035
- Dark Periwinkle #665FD1 ΔE 0.044
- Cerulean Blue #056EEE ΔE 0.049
- Azul #1D5DEC ΔE 0.050
- Iris #6258C4 ΔE 0.053
- Slate Blue #6A5ACD ΔE 0.054
Use #4565D8 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.