#4236EE
Closest named color: Light Royal Blue (#3A2EFE). oklch(49% 0.258 274.1), rgb(66, 54, 238).
Aa
White text reads best on this color (7.01:1).
About this color
#4236EE is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.258 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Light Royal Blue (#3A2EFE), ΔE 0.028 away. White text reads best on it, at 7.01:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.258) |
| Temperature | cool |
| Nearest name | Light Royal Blue (#3A2EFE) |
| Black text | 2.99:1 |
| White text | 7.01:1 |
Values
| HEX | #4236EE |
| RGB | rgb(66, 54, 238) |
| HSL | hsl(244, 84%, 57%) |
| OKLCH | oklch(49% 0.258 274.1) |
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 #4236EE | 7.01:1 | AAA | Lc -88.0 | Fine for body text |
| Black text on #4236EE | 2.99:1 | Fails | Lc 21.0 | Dividers and decoration only |
| #4236EE text on white | 7.01:1 | AAA | Lc 83.0 | Fine for body text |
| #4236EE text on black | 2.99:1 | Fails | Lc -18.9 | 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 700.
-
Step 50
50
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E3E9FF
oklch(93.6% 0.03 273.6)
-
Step 200
200
#CDD7FF
oklch(88.4% 0.056 274.2)
-
Step 300
300
#ADBCFF
oklch(80.8% 0.096 274.3)
-
Step 400
400
#8497FF
oklch(70.7% 0.153 274)
-
Step 500
500
#6878FF
oklch(63.1% 0.199 274.1)
-
Step 600
600
#5154FF
oklch(55.6% 0.246 274.2)
-
Step 700
700 (this color)
#4236EE
oklch(49% 0.258 274.1)
-
Step 800
800
#3530C0
oklch(42.6% 0.214 274)
-
Step 900
900
#2C2E97
oklch(37.6% 0.167 274.1)
-
Step 950
950
#191D59
oklch(27.1% 0.106 273.9)
#4236EE 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) | #0061F3 | 0.082 |
| Deuteranopia (no green cones) | #0050EB | 0.056 |
| Tritanopia (no blue cones) | #006E92 | 0.200 |
| Achromatopsia (no color) | #595959 | 0.260 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4236EE
#4236EE
oklch(49% 0.258 274.1)
- #735F00
#735F00
oklch(49.1% 0.101 94.6)
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 #4236EE, closest first.
No curated palette has a color within ΔE 0.04 of #4236EE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Royal Blue #3A2EFE ΔE 0.028
- Purpley Blue #5F34E7 ΔE 0.047
- Blue Purple #5A06EF ΔE 0.050
- Vibrant Blue #0339F8 ΔE 0.051
- Vivid Blue #152EFF ΔE 0.054
- Majorelle Blue #3F37C9 ΔE 0.058
- Blurple #5539CC ΔE 0.062
- Purply Blue #661AEE ΔE 0.062
Use #4236EE 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.