#596BFC
Closest named color: Neon Blue (#4361EE). oklch(59.6% 0.215 272.7), rgb(89, 107, 252).
Aa
Black text reads best on this color (4.93:1).
About this color
#596BFC is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.215 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Neon Blue (#4361EE), ΔE 0.043 away. Black text reads best on it, at 4.93:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.215) |
| Temperature | cool |
| Nearest name | Neon Blue (#4361EE) |
| Black text | 4.93:1 |
| White text | 4.25:1 |
Values
| HEX | #596BFC |
| RGB | rgb(89, 107, 252) |
| HSL | hsl(233, 96%, 67%) |
| OKLCH | oklch(59.6% 0.215 272.7) |
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 #596BFC | 4.25:1 | AA large text | Lc -74.4 | Content text, not long reading |
| Black text on #596BFC | 4.93:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #596BFC text on white | 4.25:1 | AA large text | Lc 68.9 | Content text, not long reading |
| #596BFC text on black | 4.93:1 | AA | Lc -32.7 | Non-text elements, placeholder text |
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 500.
-
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
#CCD8FF
oklch(88.6% 0.055 271.8)
-
Step 300
300
#ACBDFF
oklch(80.9% 0.095 273)
-
Step 400
400
#8198FF
oklch(70.7% 0.153 272.5)
-
Step 500
500 (this color)
#596BFC
oklch(59.6% 0.215 272.7)
-
Step 600
600
#4D59F8
oklch(55.6% 0.233 272.7)
-
Step 700
700
#3F47D8
oklch(49% 0.217 272.7)
-
Step 800
800
#333CAF
oklch(42.7% 0.18 272.6)
-
Step 900
900
#2C358A
oklch(37.6% 0.14 273)
-
Step 950
950
#192051
oklch(26.9% 0.089 272.8)
#596BFC 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) | #0082FF | 0.067 |
| Deuteranopia (no green cones) | #0073F9 | 0.056 |
| Tritanopia (no blue cones) | #008FA9 | 0.179 |
| Achromatopsia (no color) | #7B7B7B | 0.215 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #596BFC
#596BFC
oklch(59.6% 0.215 272.7)
- #997C00
#997C00
oklch(59.7% 0.122 92.4)
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 #596BFC, closest first.
No curated palette has a color within ΔE 0.04 of #596BFC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Blue #4361EE ΔE 0.043
- Cornflower #6A79F7 ΔE 0.043
- Royal Blue #4169E1 ΔE 0.050
- Clear Blue #247AFD ΔE 0.050
- Medium Slate Blue #7B68EE ΔE 0.051
- Cerulean Blue #056EEE ΔE 0.061
- Bright Blue #0165FC ΔE 0.064
- Dark Periwinkle #665FD1 ΔE 0.070
Use #596BFC 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.