#433DE5
Closest named color: Purpley Blue (#5F34E7). oklch(49% 0.242 274.4), rgb(67, 61, 229).
Aa
White text reads best on this color (6.91:1).
About this color
#433DE5 is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.242 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Purpley Blue (#5F34E7), ΔE 0.043 away. White text reads best on it, at 6.91:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.242) |
| Temperature | cool |
| Nearest name | Purpley Blue (#5F34E7) |
| Black text | 3.03:1 |
| White text | 6.91:1 |
Values
| HEX | #433DE5 |
| RGB | rgb(67, 61, 229) |
| HSL | hsl(242, 76%, 57%) |
| OKLCH | oklch(49% 0.242 274.4) |
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 #433DE5 | 6.91:1 | AA | Lc -87.9 | Fine for body text |
| Black text on #433DE5 | 3.03:1 | AA large text | Lc 21.2 | Dividers and decoration only |
| #433DE5 text on white | 6.91:1 | AA | Lc 82.9 | Fine for body text |
| #433DE5 text on black | 3.03:1 | AA large text | Lc -19.1 | 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
#8597FF
oklch(70.8% 0.153 274.4)
-
Step 500
500
#6978FF
oklch(63.1% 0.199 274.4)
-
Step 600
600
#5254FF
oklch(55.7% 0.246 274.4)
-
Step 700
700 (this color)
#433DE5
oklch(49% 0.242 274.4)
-
Step 800
800
#3635B9
oklch(42.7% 0.2 274.2)
-
Step 900
900
#2D3192
oklch(37.7% 0.156 274.2)
-
Step 950
950
#1A1E55
oklch(26.9% 0.098 274.5)
#433DE5 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) | #0062EA | 0.078 |
| Deuteranopia (no green cones) | #0052E2 | 0.054 |
| Tritanopia (no blue cones) | #006E8E | 0.191 |
| Achromatopsia (no color) | #5A5A5A | 0.243 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433DE5
#433DE5
oklch(49% 0.242 274.4)
- #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 #433DE5, closest first.
No curated palette has a color within ΔE 0.04 of #433DE5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Blue #5F34E7 ΔE 0.043
- Light Royal Blue #3A2EFE ΔE 0.044
- Majorelle Blue #3F37C9 ΔE 0.047
- Blurple #5539CC ΔE 0.049
- Blue With A Hint Of Purple #533CC6 ΔE 0.055
- Warm Blue #4B57DB ΔE 0.056
- Blue Purple #5A06EF ΔE 0.057
- Blue Blue #2242C7 ΔE 0.059
Use #433DE5 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.